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REPAIR GUIDE

SM-X216B SM-X210 English. Rev.1.0

www.samsung.com

Table of Contents
Usage Notices
4 Precautions for Repair 5 ESD (Electrostatic Discharge) Precautions 6 Instructional Icons
Software Update
7 Updating Software through FOTA 7 Software Update Failure 7 Updating Software through Smart Switch 8 Recovering from a Software Update Failure 8 Recovering on Another Computer 9 Performing a Factory Data Reset
Quality Test
11 Quality Test Using the Samsung Members App 11 Device Diagnostics 12 Test Items
Calibrations
25 Calibrations 25 Used Parts and Calibration Functions in Supported Models 26 Using the Self Repair Assistant App 31 Optical Fingerprint Sensor Calibration 34 Resetting the Battery Cycle Count 37 Range Sensor Calibration 39 Touch Screen Panel Calibration 41 Speaker Calibration
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43 Under-display Camera Calibration (Fold Models Only) 45 Digital Hall Sensor Calibration (Fold and Flip Models Only)

Table of Contents

Exploded View and Parts List
48 Exploded View 49 Parts List

Disassembly and Assembly
50 Tools for Disassembly and Assembly 53 Fasteners (Adhesives and Materials) for Assembly 56 Disassembly for Replacement 57 SIM Card Tray Remove 59 Button Remove 62 Screen Remove 79 Charging Port Remove 83 Camera Remove 92 Main Board Remove 95 Speaker Remove 105 SIM Card Socket Remove 110 Ear Jack Remove 114 Back Cover Module 115 Reassembly for Replacement 116 Ear Jack Assembly 118 SIM Card Socket Assembly 123 Speaker Assembly 136 Main Board Assembly 139 Camera Assembly 149 Charging Port Assembly 154 Screen Assembly 166 Button Assembly 168 SIM Card Tray Assembly

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Usage Notices
Usage Notices
All functionality, features, specifications, and other device information provided in this document, including but not limited to, benefits, design, pricing, components, performance, availability, and capabilities of the device are subject to change without notice. Samsung reserves the right to alter this document or the device described herein at any time, without obligation to provide notification of such changes.
Precautions for Repair
Samsung is not liable for any damage or defect determined to be caused by repair by a non-authorized carrier, self repair or non-professional repair of the device. Samsung is not liable for any resulting damage to the device, or any injury or other device safety issue caused by any attempt to repair the device which does not follow these repair and maintenance instructions. Any damage to the device or defect caused by an attempt to repair the device by any person other than a Samsung certified carrier will not be covered by the warranty.
· Use only demagnetized tools that are specifically designed for small electronic repairs, as most electronic parts are sensitive to electromagnetic forces.
· Use only high quality screwdrivers when servicing devices. Low quality screwdrivers can easily damage the heads of screws.
· Always use genuine replacement parts. Third-party replacement parts may not function properly and could cause a fire or injury.
· Some parts, such as sensors (laser AF/proximity/fingerprint), the rear camera, the TSP (touch panel), speakers, and other components, may need calibration to guarantee their performance after repair.
· The performance of the device's water and dust resistance cannot be guaranteed when it is repaired by the user or another unskilled worker.
· If you need to access the failure data of your device or need to get a more detailed diagnosis, visit a Samsung Service Center.
· If you need to replace unsold parts, visit a Samsung Service Center and receive further instruction.
· Before conducting repairs, remember to make backup copies of all important data stored in the device.
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Usage Notices
· Make sure to wear the appropriate safety equipment before carrying out repairs. Samsung is not responsible for injuries that may occur because of not wearing the proper safety equipment. Refer to Tools for Disassembly and Assembly for a list of tools that you will need for assembling and disassembling the device.
· Repair the device in a safe place. · Before repairing the device, make sure the device is turned off. To turn off the
device, press the Volume Down button and the Side button at the same time, or open the notification panel and tap the Power icon. · If the device is damaged, emits smoke, or if you smell something burning, stop using the device immediately and contact Samsung. · It is recommended to use safety equipment such as glasses, gloves, and a mask when repairing the device. · Be careful not to damage the device when removing the back cover. · Before assembly, ensure that there are no screws or foreign objects around the battery. · During assembly, check if there are any abnormalities before reattaching the back cover, and be careful not to damage the battery by hitting or denting it. If the battery is damaged, visit a Samsung Service Center. · Do not place the device directly into a microwave and heat it. · Before repairing your device, make sure its battery is fully discharged. · Visit www.samsung.com to view the device information, related material, and safety information.
ESD (Electrostatic Discharge) Precautions
It is the sudden flow of electricity between two electrically charged objects caused by contact, an electrical short, or dielectric breakdown. ESD can cause negative effects on mobile phone, especially electrical parts.
· It is recommended to use ESD safety (Anti-static) equipment such as an anti-static wrist strap and gloves, and an ESD safe mat when repairing the device.
· Increase the airflow to the work area to decrease the chance of accidental static electricity discharges, as the potential for static electricity discharge may be increased in low-humidity environments, such as air-conditioned rooms.
5

Usage Notices
Instructional Icons
Warning: situations that could cause injury to yourself or others Caution: situations that could cause damage to your device or other equipment Notice: notes, usage tips, or additional information
6

Software Update
Software Update
Updating Software through FOTA
Update your device's software through the firmware over-the-air (FOTA) service. You can also schedule software updates. Launch the Settings app and tap Software update  Download and install.
· Install now: Install updates. · Schedule install: Set the time to install updates automatically.
· You may incur additional charges when updating the software through a mobile network.
· If the latest software has been downloaded to the device, these options will not appear.
Software Update Failure
If your device becomes disconnected from a network before the update is complete, the update may fail. Reconnect to a network and complete the update.
Updating Software through Smart Switch
You can use Smart Switch to update your device's software to the latest version. You must download the desktop version of the Smart Switch app from www.samsung.com/smartswitch.
· This feature may not be supported on some devices or computers. · Limitations apply. Visit www.samsung.com/smartswitch for details. Samsung
takes copyright seriously.
1 On the computer, visit www.samsung.com/smartswitch to download Smart Switch. 2 On the computer, launch Smart Switch. 3 Connect your device to the computer using the device's USB cable. 4 Click Update.
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Software Update
5 Read the on-screen instructions and click Continue. 6 Read the precautions about the update and click OK. 7 Read and agree to the terms and conditions.
The update will start.
Recovering from a Software Update Failure
If a software update is interrupted because of an error on your device or computer, your device may fail to operate normally. If this occurs, you can perform a factory data reset on your device for emergency recovery.
Before performing the factory data reset, remember to make backup copies of all important data stored in the device. Samsung is not responsible for the loss of data stored in the device.
1 Disconnect your device from the computer and launch Smart Switch again on the
computer.
2 Click  Emergency Software Recovery and Reset.
The device list will appear.
3 Click the device that experienced a software update error and click Device reset 
OK. The device will perform a factory data reset.
Recovering on Another Computer
If the emergency recovery process continues to fail on the computer where the software update failed, you can repair your device on another computer using the recovery code. This will include a factory data reset of your device.
· Before performing the factory data reset, remember to make backup copies of all important data stored in the device. Samsung is not responsible for the loss of data stored in the device.
· The recovery code can be found only on the computer where the software update has failed.
1 On the computer where the software update has failed, launch Smart Switch. 2 Click  Emergency Software Recovery and Reset.
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Software Update
3 On the devices list, click the device that failed to update the software and check the
recovery code.
4 On another computer, launch Smart Switch. 5 Click  Emergency Software Recovery and Reset  Emergency code recovery. 6 Enter the recovery code and click OK. 7 Follow the on-screen instructions to put your device into recovery mode and
complete the emergency recovery.
Performing a Factory Data Reset
The factory data reset restores the device's default settings. This erases all data, including files and downloaded apps, from the device.
Before performing the factory data reset, remember to make backup copies of all important data stored in the device. Samsung is not responsible for the loss of data stored in the device. Make sure your device's battery level is sufficient, as losing power during a factory reset may result in system problems.
1 Launch the Settings app and tap General management  Reset  Factory data
reset.
2 Read the on-screen instructions and check
which account you are signed in with. If your device is signed in to your Google account, log out of your Google account. If you do not log out of your Google account, logging in to another account after the factory data reset will not be possible, because your device will be locked.
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Software Update
3 Tap Reset  Delete all.
All data will be deleted when rebooting. During a factory data reset, the device may repeat rebooting and the logo may be displayed for a long time.
10

Quality Test
Quality Test
Quality Test Using the Samsung Members App
It is recommended to evaluate your device through the Samsung Members app after it has been repaired to guarantee its performance. If the test results show any abnormalities or that another malfunction has occurred because of the repair, visit a Samsung Service Center to receive further instruction. Any malfunctions caused by your repair may incur additional repair charges.
· The Samsung Members app is subject to update without any prior notice. · To use this feature, you must sign in to your Samsung account. · Some features may not be available depending on the carrier or model.
Device Diagnostics
1 Launch the Samsung Members app.
If you do not have the app, download it from the Galaxy Store or Play Store.
2 Tap Support  Phone diagnostics.
The diagnostics screen will appear and you can check the test status and items.
11

3 Tap Test all.
The device performs a test on all items. When the test is finished, you can check the test results. · Tick mark: Working normally · Exclamation mark: Needs further inspection
· The test proceeds automatically, but you may need to follow the on-screen instructions depending on the test item. Keep an eye on the screen during testing to ensure smooth progress.
· If the exclamation mark appears on any test items after finishing the test, tap them to find the solutions. If the problem persists, visit a Samsung Service Center.
Test Items
NFC
· Function: Check whether your device can read near field communication (NFC) tags that contain information about products.
· Provided information  Status: View whether the feature is working normally.

Quality Test

12

SIM card · Function: Check whether the SIM card is working normally. · Provided information  Status: View whether the feature is working normally.  Service provider: View the carrier.  Number: View the phone number. If the test result is not Normal, remove the SIM card from the SIM card tray and replace it. If possible, try again with another SIM card.
Power restart status · Function: Check your device's restart history. · Provided information  Status: View whether the feature is working normally.  FAQ: View frequently asked questions.  History: View your device's restart history.
Official software · Function: Check whether the software is working normally. · Provided information  Status: View whether the feature is working normally.  Service information: View the Samsung Service Center location.

Quality Test 13

Mobile network · Function: Check whether your mobile network is working normally. · Provided information  Status: View whether the feature is working normally.  Settings: Configure your mobile network settings.  FAQ: View frequently asked questions.
Sensors · Function: Check whether the sensors are working normally. · Provided information  Status: View whether the feature is working normally.  Sensor types: View the status of each sensor.
Proximity recognition · Function: Check whether the proximity recognition feature is working normally. · Provided information  Status: View whether the feature is working normally.  FAQ: View frequently asked questions.

Quality Test 14

Touch screen · Function: Check whether the touchscreen is working normally. · Provided information  Status: View whether the feature is working normally.
Buttons · Function: Check whether the buttons are working normally. · How to check: Press the buttons by following the directions on the screen. · Provided information  Status: View whether the feature is working normally.  Button types: View the status of each button. Make sure that the buttons are not contaminated to get more accurate test results.
Torch · Function: Check whether the torch is working normally. · Provided information  Status: View whether the feature is working normally.

Quality Test 15

Speaker · Function: Check whether the speakers are working normally. · Provided information  Status: View whether the feature is working normally.  Speaker types: View the status of each speaker.  FAQ: View frequently asked questions.
Vibration · Function: Check whether the vibration feature is working normally. · Provided information  Status: View whether the feature is working normally.  Vibration types: View the status of each type of vibration.  FAQ: View frequently asked questions.  History: View the vibration history.

Quality Test

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Quality Test Camera
· Function: Check whether the rear and front cameras are working normally. · How to check:
Tap the camera button to test the rear and front cameras. The picture that was taken will be displayed to check the quality of the pictures. · Provided information  Status: View the status whether the feature is working normally.  Camera types: View the status of each camera.  FAQ: View frequently asked questions.
To test this more accurately, check if the camera is obstructed by foreign objects, the case, or protective film.
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Quality Test Mic
· Function: Check whether the microphone is working normally. · How to check:
1) Tap Record and say something for the recording. 2) When the recording is finished, tap Play and select a button according to the
question. · Provided information
 Status: View whether the feature is working properly.  Mic types: View the status of each mic.  FAQ: View frequently asked questions.
· The number of tests may vary depending on the model. · If you cannot hear anything after recording, check whether the media volume is
turned up.
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Location accuracy
· Function: Check whether the location accuracy is working normally.
· How to check: Tap Start.
· Provided information  Status: View whether the feature is working normally.  FAQ: View frequently asked questions. The results might be more accurate when you test outside.
Wi-Fi
· Function: Check whether Wi-Fi can search for Wi-Fi routers.
· Provided information  Status: View whether the feature is working normally.  Available networks: View the number of available networks.  Signal strength: View the signal strength of the connected Wi-Fi router.  Networks: View available networks.  History: View the Wi-Fi control history. To test this feature, the Wi-Fi feature must be activated.

Quality Test

19

Bluetooth · Purpose: Check whether Bluetooth can search for other Bluetooth devices. · Provided information  Status: View whether the feature is working normally.  FAQ: View frequently asked questions. To test this feature, the Bluetooth feature must be activated.
Fingerprint recognition · Purpose: Check whether the fingerprint recognition sensor is working. · How to check: Place your finger on the fingerprint recognition sensor. · Provided information  Status: View whether the feature is working normally. To test this feature, your fingerprint must be registered.

Quality Test

20

Quality Test
Face recognition · Purpose: Check whether the face recognition sensor is working. · How to check: Look at the screen. · Provided information  Status: View whether the feature is working normally.  FAQ: View frequently asked questions. To test this feature, your face must be registered.
Wired headphones · Purpose: Check whether the headphone jack recognizes the headphones normally. · How to check: 1) Connect headphones to your device. 2) Tap Play and listen for the sound. 3) Answer the question using the buttons. · Provided information  Status: View whether the feature is working normally. To test this feature, you must connect headphones.
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Quality Test S Pen
· Purpose: Check whether the S Pen is recognized in all areas of the touchscreen. · How to check:
1) Tap all the rectangles on the screen with the S Pen. The tapped or dragged rectangles will turn blue.
2) Hover the S Pen over the screen and move from A to B. The blue circle will move along with the S Pen.
· Provided information  Status: View whether the feature is working normally.  S Pen features: View the status of S Pen features.  FAQ: View frequently asked questions. · Make sure that the screen is clean to get more accurate test results. · This test is only available for the S Pen supported models.
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USB connection · Purpose: Check whether the multipurpose jack recognizes the USB cable normally. · How to check: Connect any USB cable to your device. · Provided information  Status: View whether the feature is working normally.  FAQ: View frequently asked questions. To test this feature, the USB cable must be connected to a computer.
Cable charging · Purpose: Check whether the multipurpose jack recognizes the charger normally. · How to check: Connect a charger to your device. · Provided information  Status: View whether the feature is working normally.  Charging speed: View the charging speed according to the charger you connected. Use only Samsung-approved chargers.

Quality Test

23

Wireless charging · Purpose: Check whether the wireless charging feature is working normally. · How to check: Put your device on a wireless charger. · Provided information  Status: View whether the feature is working normally.  Charging speed: View the charging speed according to the wireless charger you put your device on. Use only Samsung-approved wireless chargers.
Battery status · Function: Check the battery values and analysis. · Provided information  Status: View whether the feature is working normally.  Life: View the remaining battery life (measured by comprehensive battery values).  Capacity: View the battery capacity.  FAQ: View frequently asked questions.

Quality Test

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Calibrations

Calibrations

Calibrations
In order to guarantee the stable and correct performance of components or sensors, it is required to conduct calibrations through the Self Repair Assistant app after repair.
If the calibration results show any malfunctions, visit a Samsung Service Center for further action. Any malfunctions caused by your repair may incur additional repair charges.
In order to conduct the accurate calibrations after repair, visit a Samsung Service Center or website to buy calibration equipment if you do not have any.

Used Parts and Calibration Functions in Supported Models

The calibration functions are automatically conducted based on the selected parts.

Optical Fingerprint Cal.
Range Sensor Cal.
Battery Cycle Resets.
Touch Screen Panel Cal.
Speaker Cal.
Under-display Camera Cal.
Digital Hall Sensor Cal.

Screen Yes Yes No Yes No Yes Yes

Battery No

Back Glass Charging Port Speaker

No

No

No

Yes

Yes

Yes

Yes

Yes

No

No

No

No

No

No

No

No

No

No

No

No

Yes

No

No

No

No

No

No

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Calibrations · Depending on the model, the screen module may include batteries. So when
the screen module is replaced, the battery also has to be selected and a battery cycle reset must be performed. · In the Fold models, touch screen panel calibration is performed for both the main and cover screens. · Digital hall sensor calibration is only for the Fold and Flip models and under-display camera calibration is only for the Fold models.
Using the Self Repair Assistant App
1 Download the Self Repair Assistant app from Galaxy Store.
For US devices, you need to install the APK file for the Self Repair Assistant app manually. However, if the Auto Blocker function which is provided from Android OS 14 (U OS) is turned on, you cannot install any APK files manually through the My Files app. In this case, launch the Settings app, tap Security and privacy  Auto Blocker, and then tap the switch to turn it off to install the Self Repair Assistant app.
2 Launch the Self Repair Assistant app.
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3 Read Privacy Notice and tap Continue.
· If you are not signed in to your Samsung account, a button will appear to sign in.
· If you select the link to read the full Privacy Notice, you will be directed to our site.

Calibrations

27

4 Check permissions and tap Continue.

Calibrations

5 Select the part that you have replaced and
tap Next.
· The required calibrations will be conducted automatically.
· If the device does not have certain components or sensors associated with the part that has been replaced, relative calibration will be skipped automatically.

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6 Read the on-screen instructions and tap
Start.
Refer to Optical Fingerprint Sensor Calibration, Resetting the Battery Cycle Count, Range Sensor Calibration, Touch Screen Panel Calibration, Speaker Calibration, Under-display Camera Calibration (Fold Models Only), and Digital Hall Sensor Calibration (Fold and Flip Models Only) for more information.

Calibrations

29

7 Check the results of each calibration item.
· Completed: Calibration was done normally.
· Failed: Calibration failed. · Skipped: Calibration was skipped.
8 On the calibration results page, tap Close
to close the app. Restart your device to finish calibrating.

Calibrations

30

Calibrations

Optical Fingerprint Sensor Calibration
Whenever the screen is replaced, the optical fingerprint sensor must be calibrated to guarantee optimized fingerprint sensor performance for devices that have it.
Optical fingerprint sensor calibration is available through the Self Repair Assistant app.
· This feature may not be available depending on the model. The availability of this feature can be automatically checked in the Self Repair Assistant app, so please follow the guidance of the Self Repair Assistant app.
· Three rubbers (the white calibration box, the black calibration box, and the 3D fingerprint dummy rubber) are required to start this calibration.

White calibration box

Black calibration box 3D fingerprint dummy rubber

1 Launch the Self Repair Assistant app.
2 Tap Display  Next.
· The required calibration or test items will be processed automatically.
· If the device does not have certain components or sensors associated with the part that has been replaced, relative calibration will be skipped automatically.

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3 Check the part and calibration and then tap
Start.
4 Read the on-screen instructions and tap
Start. The white calibration box must be prepared before you start.
5 Put the white calibration box on the sensor
area (below the square side) and push the rubber by applying force with your finger. Tap Next and keep pushing the rubber with your finger until you see the success message.
The bottom side of the rubber that is shaped like a square should be located on the square guide line.

Calibrations

32

6 Put the black calibration box on the sensor
area (below the square side) and push the rubber by applying force with your finger. Tap Next and keep pushing the rubber with your finger until you see the success message.
· The black calibration box must be prepared before you start.
· The bottom side of the rubber that is shaped like a square should be located on the square guide line
7 Put the 3D fingerprint dummy rubber on
the sensor area (below the square side) and push the rubber by applying force with your finger. Tap Next and keep pushing the rubber with your finger until you see the success message.
· The 3D fingerprint dummy rubber must be prepared before you start.
· The bottom side of the rubber that is shaped like a square should be located on the square guide line. (Do not place the pattern horizontally on the 3D fingerprint dummy rubber.)

Calibrations 33

8 Check the result of the calibration.
Completed appears only when the calibration is successfully completed. If Completed does not appear, try calibrating again.

Calibrations

Resetting the Battery Cycle Count
The battery cycle count should be reset whenever your device's battery is replaced.
1 Launch the Self Repair Assistant app.
2 Select the part that you have replaced.
Tap Battery  Next.

34

3 Check part and calibration and tap Start.
4 Tap Start.
5 Read the on-screen instructions and tap
Scan to scan the QR code, or tap Enter manually to enter the serial number manually.

Calibrations

35

6 Scan the QR code or enter the serial
number that appears on the battery package.
The reset will begin.

Calibrations

7 Check the calibration results.
36

Calibrations
Range Sensor Calibration
When replacing screens, batteries, back glasses, or charging ports, range sensor calibration is required to ensure the range sensors of devices equipped with them are optimized. Range sensor calibration is available through the Self Repair Assistant app.
Some content may differ from your device depending on the region, service provider, model specifications, or device's software.
1 Launch the Self Repair Assistant app. 2 Select the part that you have replaced and
tap Next.
3 Check part and calibration and tap Start.
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4 Read the on-screen instructions and tap
Start.
5 In a dark room or area, place the phone
face-down, then press the Volume button.
6 The calibration will perform automatically.
A tone will play when calibration is complete.
7 Check the calibration result.

Calibrations

38

Calibrations
Touch Screen Panel Calibration
When replacing screens, touch screen panel calibration is required to ensure accurate touch input. Touch screen panel calibration is available through the Self Repair Assistant app.
In the Fold models, touch screen panel calibration is performed for both the main and cover screens.
1 Launch the Self Repair Assistant app. 2 Select the part that you have replaced and
tap Next.
3 Check part and calibration and tap Next.
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4 Read the on-screen instructions and tap
Start.

Calibrations

5 The calibration will perform automatically
and the screen will turn white during calibration.
6 Check the calibration result.

40

Calibrations
Speaker Calibration
When replacing speakers, the speaker must be calibrated to guarantee optimized speaker performance for devices that have it. Speaker calibration is available through the Self Repair Assistant app.
1 Launch the Self Repair Assistant app. 2 Select the part that you have replaced and
tap Next.
3 Check part and calibration and tap Next.
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4 Tap Start.

Calibrations

5 The calibration will perform automatically. 6 Check the calibration result.

42

Calibrations
Under-display Camera Calibration (Fold Models Only)
Whenever the screen is replaced, the under-display camera must be calibrated to guarantee optimized under-display camera performance for devices that have it. Under-display camera calibration is available through the Self Repair Assistant app.
This feature may not be available depending on the model. The availability of this feature can be automatically checked in the Self Repair Assistant app, so please follow the guidance of the Self Repair Assistant app.
1 Launch the Self Repair Assistant app. 2 Select the part that you have replaced and
tap Next.
3 Check part and calibration and tap Next.
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4 Tap Start.
5 The calibration will perform automatically. 6 Check the calibration result.

Calibrations

44

Calibrations
Digital Hall Sensor Calibration (Fold and Flip Models Only)
Whenever the screen is replaced, the digital hall sensor must be calibrated to guarantee optimized digital hall sensor performance for devices that have it. Digital hall sensor calibration is available through the Self Repair Assistant app.
· This feature may not be available depending on the model. The availability of this feature can be automatically checked in the Self Repair Assistant app, so please follow the guidance of the Self Repair Assistant app.
· For Fold models: If the main screen does not turn on after being replaced (the main screen is off and the cover screen is on when the device is unfolded), follow the steps below to perform digital hall sensor calibration. The boot screen (the screen where the Samsung and carrier logos appear) will appear normally and then turn off, so it is not a hardware failure. 1) Fold the device and launch the Self Repair Assistant app on the cover screen. 2) Move to the digital hall sensor calibration screen, unfold the device, and then press the Volume Up button or the Volume Down button. 3) You will hear a vibration, and the calibration will be performed automatically. When calibration is complete, the main screen will turn on normally.
· For Flip models: If the main screen does not turn on after being replaced (the main screen is off and the cover screen is on when the device is unfolded), follow the steps below to force the main screen to turn on and perform digital hall sensor calibration. The boot screen (the screen where the Samsung and carrier logos appear) will appear normally and then turn off, so it is not a hardware failure. 1) Connect the USB cable to the device, and connect the other end of the USB cable to the USB power adapter or your computer. 2) While pressing and holding the Side button, press the Volume Up button once and the Volume Down button twice. 3) When the main screen turns on, perform digital hall sensor calibration.
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1 Launch the Self Repair Assistant app. 2 Select the part that you have replaced and
tap Next.
3 Check part and calibration and tap Next.
4 Tap Start.

Calibrations

46

5 The calibration will perform automatically. 6 Check the calibration result.

Calibrations

47

Exploded View and Parts List
Exploded View and Parts List
The product's composition may vary depending on the country, region, or carrier.
Exploded View
48

Parts List
Number QBC01 QBR01 QBR03 QBR04 QCA01 QCA02 QCB01 QCB02 QCB03 QCB04 QCR01 QFR01 QIF01 QIF02 QME01 QME02 QSM01 QSP01 QSP02 QSP03 QSP04

Name Back Cover Module Charging Port Bracket Front Camera Bracket Rear Camera Bracket Rear Camera Front Camera Antenna Flex Cable (White) Antenna Flex Cable (Blue) Antenna Flex Cable (Black) Antenna Flex Cable (Black) Screw 24530A Screen Charging Port SIM Card Socket Main Flex Cable (Sub PBA to PBA) Ear Jack SIM Card Tray Speaker (Bottom Right) Speaker (Bottom Left) Speaker (Top Right) Speaker (Top Left)

Exploded View and Parts List

49

Disassembly and Assembly

Disassembly and Assembly

Tools for Disassembly and Assembly
When repairing devices, you absolutely must wear protective equipment for your safety.

Tool & Part Code

Image

Description

Safety Goggles

Prevents accidents during repair (protective equipment)

Safety Gloves (ESD safe, cut-resistant)

Prevents accidents during repair (protective equipment)

Safety Mask
Anti-static Wrist Strap

Prevents accidents during repair (protective equipment)
Prevents electrostatic damage (recommended)

50

Tool & Part Code ESD Safe Mat
Ejection Pin Cross-head Screwdriver Opening Pick Opening Tool
Suction Cup

Image

Disassembly and Assembly
Description
Prevents electrostatic damage (recommended)
Pin for ejecting the SIM card tray
Tool for screwing in cross-head screws
Tool for disassembling the screen and other parts
Tool for disassembling the connector and other parts Tool for disassembling the screen and other parts
For separable handle suction cups, be careful not to injure yourself as the handle can be parted during use.

51

Tool & Part Code
ESD Safe Tweezers and Round Tip Metal Tweezers
Heating Bag

Image

Disassembly and Assembly
Description
Tool for handling connectors, cables, and other parts
· Because it is possible to damage parts or components when using sharp tweezers, use tweezers made with plastic or rubber material.
· When removing a vibrator motor, it is required to use the round tip metal tweezers.
Tool for disassembling the screen and other parts

52

Disassembly and Assembly

Fasteners (Adhesives and Materials) for Assembly
The fasteners composition may vary depending on the repair parts, country, region, or carrier.

Item

Quantity

Image

Description

Screen Top Adhesive Tape
1
GH81-24537A

Double sided adhesive tape attached to the top edge of bracket to assemble the screen

Screen Bottom Adhesive Tape
1
GH81-24538A

Double sided adhesive tape attached to the bottom edge of bracket to assemble the screen

Screen Left Adhesive Tape
1
GH81-24539A

Double sided adhesive tape attached to the left edge of bracket to assemble the screen

Screen Right Adhesive Tape
1
GH81-24540A

Double sided adhesive tape attached to the right edge of bracket to assemble the screen

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Item

Quantity

Screw 24530A 33
GH81-24530A

Screw 24530A 5
GH81-24530A
Screw 24530A 4
GH81-24530A
Front Camera Adhesive Tape
1
GH81-24548A
Rear Camera Adhesive Tape
1
GH81-24549A
Ear Jack Adhesive Tape
1
GH81-24544A

Image

Disassembly and Assembly
Description Screws for speakers (16 ea) Screws for main board (2 ea) Screws for charging port (4 ea) Screws for rear camera (5 ea) Screws for front camera (6 ea)
Screws for ear jack (2 ea) Screws for SIM card socket (3 ea)
Screws for screen connector metal plate (2 ea) Screws for FPCB metal plate (2 ea)
Double sided adhesive tape attached to the front camera bracket
Double sided adhesive tape attached to the rear camera bracket
Double sided adhesive tape attached to the ear jack FPCB
54

Item

Quantity

Top Right

Speaker FPCB

Adhesive Tape

1

GH81-24541A

Bottom Right

Speaker FPCB

Adhesive Tape

1

GH81-24542A

Bottom Left

Speaker FPCB

Adhesive Tape

1

GH81-24543A

Image

Disassembly and Assembly
Description
Double sided adhesive tape attached to the top right speaker FPCB
Double sided adhesive tape attached to the bottom right speaker FPCB
Double sided adhesive tape attached to the bottom left speaker FPCB

55

Disassembly and Assembly
Disassembly for Replacement
Before disassembling:
· Unplug and turn off device before disassembling. · Remove the SIM card tray from the device. · Wear an anti-static wrist strap and connect it to the grounded ESD safe mat. · The product's composition may vary depending on the country, region, or carrier.
For all cases of broken glass: 1 Wear safety goggles and cut-resistant gloves. 2 To prevent injuries and scattering caused by broken glass, attach the tape on the
broken glass. If your device's glass breaks, be careful not to injure your hands or other body parts on debris.
3 Press the tape with strong force so that it is strongly attached to the broken glass.
Wait until the adhesive between the tape and the glass is strengthened.
4 Follow the disassembly steps in this guide.
Screen glass cannot be separated alone from the AMOLED screen or metal frame. If the glass is broken, it needs to replace the whole screen module.
56

SIM Card Tray Remove
1 Prepare the device to repair by yourself.

Disassembly and Assembly

57

Disassembly and Assembly
2 Insert the ejection pin into the hole of the SIM card tray to loosen the tray and pull
out the tray gently from the tray slot.
After you finish disassembling, refer to SIM Card Tray Assembly for how to reassemble.
58

Disassembly and Assembly
Button Remove
The buttons are already included in the back cover module. Replace them only if they need to be repaired.
1 Press one end of the Volume button with your fingers lightly so that the other end
protrudes.
2 Hold the tip of the protruding button carefully with the tweezers and lift it up until
you can grab it with your fingers. When holding the buttons with the tweezers, be careful not to damage or scratch the device. If you have trouble separating the buttons with your tweezers, please try using a sharper and thinner tool.
59

Disassembly and Assembly
3 Grab the Volume button with your fingers and pull out it carefully from the device.
4 Press one end of the Side button with your fingers lightly so that the other end
protrudes.
5 Hold the tip of the protruding button carefully with the tweezers and lift it up until
you can grab it with your fingers. When holding the buttons with the tweezers, be careful not to damage or scratch the device. If you have trouble separating the buttons with your tweezers, please try using a sharper and thinner tool.
60

Disassembly and Assembly
6 Grab the Side button with your fingers and pull out it carefully from the device.
After you finish disassembling, refer to Button Assembly for how to reassemble.
61

Disassembly and Assembly
Screen Remove
When removing the screen, ensure that the device is fixed on a flat surface.
1 Heat the microwaveable heating bag and apply it on the left edge of the screen for
3 minutes. · It is possible for the device or battery to be damaged by heat. · Do not heat the device in a microwave. Doing so could cause an explosion. · If your device's glass breaks, the debris can cause injury to your hands or other body parts. For your safety, attach the tape on the broken glass before disassembling the device. · Follow the heating bag's instructions for heating. The recommended time for heating the bag is 50 seconds in a 1000 W microwave and 70 seconds in a 700 W microwave. (Correct temperature for use: 55-65 .) · Be careful not to damage the device through excessive heat. (It is recommended to disassemble the device in an area with a temperature gauge.)
62

Disassembly and Assembly
2 Place the suction cup in the center of the left edge of the screen and lift upwards
while separating it with the opening pick. For separable handle suction cups, be careful not to injure yourself as the handle can be parted during use.
· As the screen can be damaged by excessive force, be careful not to damage the screen.
· Be careful that the suction cup does not adhere to the area where the tape or sticker is attached.
· As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
63

Disassembly and Assembly
3 Slide your opening pick back and forth along the left edge to slice the adhesive.
Leave the opening pick in the center of the left edge side to prevent the adhesive from resealing.
· As the screen can be damaged by excessive force, be careful not to damage the screen.
· Be careful that the suction cup does not adhere to the area where the tape or sticker is attached.
· As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
64

Disassembly and Assembly
4 Heat the microwaveable heating bag additionally and apply it on the top edge of the
screen for 3 minutes.
5 Place the suction cup in the left of the top edge of the screen, lift upwards, and then
insert the opening pick in the gap at the top left edge. · As the screen can be damaged by excessive force, be careful not to damage the screen. · As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm. If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
65

Disassembly and Assembly
6 Slide the opening pick back and forth along the top left edge to slice through the
adhesive. Leave the opening pick inserted in the top left edge side to prevent the adhesive from resealing.
· As the screen can be damaged by excessive force, be careful not to damage the screen.
· As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
7 Place the suction cup in the right of the top edge of the screen, lift upwards, and then
insert the opening pick in the gap at the top right edge. · As the screen can be damaged by excessive force, be careful not to damage the screen. · As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm. If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
66

Disassembly and Assembly
8 Slide the opening pick back and forth along the top right edge to slice through the
adhesive. Leave the opening pick inserted in the top right edge side to prevent the adhesive from resealing.
· As the screen can be damaged by excessive force, be careful not to damage the screen.
· As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
67

Disassembly and Assembly
9 Heat the microwaveable heating bag additionally and apply it on the right edge of the
screen for 3 minutes.
10 Place the suction cup in the center of the right edge of the screen and lift upwards
while separating it with the opening pick. · As the screen can be damaged by excessive force, be careful not to damage the screen. · As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm. If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
68

Disassembly and Assembly
11 Slide the opening pick back and forth along the right edge to slice through the
adhesive. Leave the opening pick inserted in the center of right edge side to prevent the adhesive from resealing.
· As the screen can be damaged by excessive force, be careful not to damage the screen.
· As the internal circuitry can be damaged, do not insert the opening pick more than 1­2 mm.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
69

Disassembly and Assembly
12 Heat the microwaveable heating bag additionally and apply it on the bottom edge of
the screen for 3 minutes.
13 Place the suction cup in the right of the bottom edge of the screen, lift upwards, and
then insert the opening pick in the gap at the bottom right edge. Be careful when inserting the opening pick too deeply as this could damage the internal circuitry, leading to problems such as abnormal operation of the screen. In case of the bottom edge side of the screen, very weak circuits are located very close to the edge. Just insert only about 1 mm. If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
70

Disassembly and Assembly
14 Slide the opening pick back and forth along the bottom right edge to slice through
the adhesive. Leave the opening pick inserted in the bottom right edge side to prevent the adhesive from resealing.
· Do not insert the opening pick more than 1 mm as this could damage the internal circuitry.
· Be careful when inserting the opening pick too deeply as this could damage the internal circuitry, leading to problems such as abnormal operation of the screen.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
71

Disassembly and Assembly
15 Place the suction cup in the left of the bottom edge of the screen, lift upwards, and
then insert the opening pick in the gap at the bottom left edge. Be careful when inserting the opening pick too deeply as this could damage the internal circuitry, leading to problems such as abnormal operation of the screen. In case of the bottom edge side of the screen, very weak circuits are located very close to the edge. Just insert only about 1 mm. If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
16 Slide the opening pick back and forth along the bottom left edge to slice through the
adhesive. Leave the opening pick inserted in the bottom left edge side to prevent the adhesive from resealing.
· Do not insert the opening pick more than 1 mm as this could damage the internal circuitry.
· Be careful when inserting the opening pick too deeply as this could damage the internal circuitry, leading to problems such as abnormal operation of the screen.
If you have trouble creating a gap, heat the microwaveable heating bag additionally, and apply it on the screen to further soften the adhesive. When reheating, it should be heated no longer than 30 seconds.
72

17 Lift up the screen slowly and separate it carefully.

Disassembly and Assembly

18 Check and remove the screws at the 2 different points on the screen connector metal
plate using a cross-head screwdriver before removing the screen completely.
Be careful not to damage the cables and near components.
Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.

73

Disassembly and Assembly
19 Using the tweezers, separate the screen connector metal plate from the back cover
module. Be careful not to damage the cables and connector.
74

Disassembly and Assembly
20 Using the opening pick, separate the flex cable connector.
· Make sure to separate the connector before removing the screen completely. · Be careful not to damage the cables while removing the connector.
75

Disassembly and Assembly
21 Lift the screen carefully and separate it from the back cover module completely.
76

Disassembly and Assembly
22 Using tweezers and your fingers, remove all adhesive tapes ( ) that are located
around on the inside of the screen. · Make sure to remove any residual tape ( ) attached on the screen before reassembling the device. · Be careful not to damage the near components. Apply additional heat with a microwaveable heating bag if you are having trouble separating the adhesive.
77

Disassembly and Assembly After you finish disassembling, refer to Screen Assembly for how to reassemble.
78

Disassembly and Assembly
Charging Port Remove
1 Using the opening pick, separate the battery connector from the main board.
· Make sure to first disconnect the battery connector for your own safety. · Be careful not to damage the battery.
2 Check and remove the screws at the 4 different points on charging port using a
cross-head screwdriver. Be careful not to damage the near components. Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.
79

Disassembly and Assembly
3 Using the tweezers, lift up the charging port bracket very slowly and separate it
completely from back cover module. Be careful not to damage the charging port, cables, bracket, and near components.
80

Disassembly and Assembly
4 Using the opening pick, separate the flex cable connector from the charging port.
Be careful not to damage the cables and near components.
81

Disassembly and Assembly
5 Using the tweezers, lift up the charging port very slowly and separate it completely
from back cover module. Be careful not to damage the near components.
After you finish disassembling, refer to Charging Port Assembly for how to reassemble.
82

Disassembly and Assembly
Camera Remove
1 Check the screws at the 5 different points on the rear camera bracket, the screws at
the 6 different points on the front camera bracket, and the screw on the top metal plate of FPCB cable, and remove them using a cross-head screwdriver.
Be careful not to damage the bracket and near components. Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.
83

Disassembly and Assembly
2 Using the tweezers, remove the top metal plate of FPCB cable.
84

Disassembly and Assembly
3 Using the tweezers, remove each adhesive tape from the rear camera bracket and the
front camera bracket.
85

Disassembly and Assembly
4 Using the tweezers, remove the front camera bracket.
Be careful not to damage the bracket.
86

Disassembly and Assembly
5 Using the tweezers, remove the rear camera bracket.
Be careful not to damage the bracket.
87

Disassembly and Assembly
6 Using the opening pick and the tweezers, separate the all connectors and the coaxial
cable connector (Red) carefully from the main board.
88

Disassembly and Assembly 89

Disassembly and Assembly
7 Using the tweezers or your fingers, separate the rear camera carefully and leave the
camera lens facing up. · Be careful not to touch the camera lens while removing it. · Be careful not to damage the camera and near components.
90

Disassembly and Assembly
8 Using the tweezers or your fingers, separate the front camera carefully and leave the
camera lens facing up. · Be careful not to touch the camera lens while removing it. · Be careful not to damage the camera and near components.
After you finish disassembling, refer to Camera Assembly for how to reassemble. 91

Disassembly and Assembly
Main Board Remove
The PBA can only be replaced at an authorized repair shop. If the PBA is faulty, contact Samsung for further instruction.
1 Using the tweezers or your fingers, lift up the main board from the back cover
module. Be careful not to damage the battery. Be careful not to damage the main board, cables, and near components. If you find that the main board is stuck too firmly, gradually lift its lower part.
92

Disassembly and Assembly
2 For the 5G or LTE devices, carefully lift up the additional 2 coaxial cables (White/
Black) before separating the main board completely. Be careful not to damage the battery. Be careful not to damage the main board, cables, and near components. · The coaxial cables are only available for the 5G or LTE devices. · The cables and connectors may vary depending on the country, region, or specifications.
93

Disassembly and Assembly
3 Using the tweezers, separate the main board completely.
Be careful not to damage the main board and near components. The cables and connectors may vary depending on the country, region, or specifications.
After you finish disassembling, refer to Main Board Assembly for how to reassemble.
94

Disassembly and Assembly
Speaker Remove
1 Check and remove the screws at the 16 different points of speaker modules using a
cross-head screwdriver. Be careful not to damage the near components. Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.
95

Disassembly and Assembly
2 Separate the coaxial cable (Red) of the speaker module carefully from the back cover
module.
96

Disassembly and Assembly
3 Lift the separator groove of the speaker module upward and carefully remove it from
the back cover module. Remove the cable (Red) along with the speaker module. Be careful not to damage the speaker and cable.
97

Disassembly and Assembly
4 Using the tweezers, separate the FPCB of speaker module carefully.
Be careful not to damage the speaker and FPCB.
98

Disassembly and Assembly
5 Lift the separator groove of the speaker module upward and carefully remove it from
the back cover module. Be careful not to damage the speaker and FPCB.
99

Disassembly and Assembly
6 Using the tweezers, remove the adhesive tape attached on the FPCB.
Be careful not to damage the speaker and FPCB.
7 Using the tweezers, separate the FPCB of speaker module carefully.
Be careful not to damage the speaker and FPCB.
100

Disassembly and Assembly
8 Lift the separator groove of the speaker module upward and carefully remove it from
the back cover module. Be careful not to damage the speaker and FPCB.
101

Disassembly and Assembly
9 Using the tweezers, remove the adhesive tape attached on the FPCB.
Be careful not to damage the speaker and FPCB.
10 Using the tweezers, separate the FPCB of speaker module carefully.
Be careful not to damage the speaker and FPCB.
102

Disassembly and Assembly
11 Lift the separator groove of the speaker module upward and carefully remove it from
the back cover module. Be careful not to damage the speaker and FPCB.
103

Disassembly and Assembly
12 Using the tweezers, remove the adhesive tape attached on the FPCB.
Be careful not to damage the speaker and FPCB. After you finish disassembling, refer to Speaker Assembly for how to reassemble.
104

Disassembly and Assembly
SIM Card Socket Remove
1 Check and remove the screw of bottom metal plate of FPCB cable using a cross-head
screwdriver. Be careful not to damage the near components. Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.
105

Disassembly and Assembly
2 Using the tweezers, remove the bottom metal plate of FPCB cable.
Be careful not to damage the cable and near components.
106

Disassembly and Assembly
3 Using the opening pick, separate the FPCB cable connector from the SIM card socket.
Be careful not to damage the cable and near components.
107

Disassembly and Assembly
4 Using the tweezers or your fingers, remove the FPCB cable from the back cover
module. Be careful not to damage the near components.
108

Disassembly and Assembly
5 Lift the separator groove of the SIM card socket upward slowly and separate it
carefully. Be careful not to damage the near components.
After you finish disassembling, refer to SIM Card Socket Assembly for how to reassemble.
109

Disassembly and Assembly
Ear Jack Remove
1 Check and remove the screws at the 2 different points of ear jack module using a
cross-head screwdriver. Be careful not to damage the ear jack and near components. Check the number of screws that have been removed, and store them carefully to make sure that no unassembled screws are left inside the device during assembly.
110

Disassembly and Assembly
2 Using the tweezers, separate the FPCB of ear jack module carefully.
Be careful not to damage the battery. Be careful not to damage the ear jack and FPCB.
111

Disassembly and Assembly
3 Lift the separator groove of the ear jack module upward slowly and remove it from
the back cover module. Be careful not to damage the battery. Be careful not to damage the ear jack and FPCB.
112

Disassembly and Assembly
4 Remove the FPCB tape attached on the ear jack module.
Be careful not to damage the ear jack and FPCB. After you finish disassembling, refer to Ear Jack Assembly for how to reassemble.
113

Disassembly and Assembly
Back Cover Module
The back cover module consists of the back cover, metal bracket, and battery. As they are bonded to each other, they cannot be separated.
114

Disassembly and Assembly
Reassembly for Replacement
Before reassembling:
· Remove the adhesive tape residues perfectly. · Prepare all existing screws of this device and adhesive tapes. · Wear an anti-static wrist strap and connect it to the grounded ESD safe mat. · Leaving screws inside the device may damage internal components, such as the
battery. When assembling, be extra careful not to leave any unassembled screws inside the device. · The product's composition may vary depending on the country, region, or carrier.
115

Disassembly and Assembly
Ear Jack Assembly
Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device.
1 Using the tweezers, remove the clear film from new ear jack adhesive tape and apply
it to the FPCB of the ear jack. Be careful not to damage the ear jack and FPCB.
2 Remove the blue release film from the attached adhesive tape.
Be careful not to damage the ear jack and FPCB.
116

Disassembly and Assembly
3 Using your fingers and the tweezers, assemble the ear jack module to the exact
position of the back cover module and press it with your fingers softly. Be careful not to damage the ear jack and FPCB.
117

Disassembly and Assembly
SIM Card Socket Assembly
Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device.
1 Using your fingers or the tweezers, assemble the SIM card socket module to the exact
position of the back cover module and press it with your fingers softly. Be careful not to damage the near components.
118

2 Connect the FPCB cable to the back cover module.
Be careful not to damage the near components.

Disassembly and Assembly

119

Disassembly and Assembly
3 Connect the FPCB cable connector to the SIM card socket.
Be careful not to damage the cable and near components.
120

Disassembly and Assembly
4 Using the tweezers, assemble the bottom metal plate of FPCB cable.
Be careful not to damage the cable and near components.
121

Disassembly and Assembly
5 Check the screw 24530A (1 ea) and fasten it to the bottom metal plate of FPCB cable
using a cross-head screwdriver. Be careful not to damage the near components.
122

Disassembly and Assembly
Speaker Assembly
Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device.
1 Prepare the speaker module to assemble and the new adhesive tape (1 ea) to be
attached to the speaker module.
2 Using the tweezers, remove the release film from the new speaker FPCB tape and
attach the new tape to the FPCB of speaker module.
123

Disassembly and Assembly
3 Remove the release film from the tape attached to the FPCB.
124

Disassembly and Assembly
4 Using the tweezers, place the speaker module to the exact position of the back cover
module, and then press down softly and evenly on the speaker module and the FPCB of it so that the speaker module can be completely assembled.
Be careful not to damage the battery. Be careful not to damage the cables, speaker module, and near components.
125

Disassembly and Assembly
5 Prepare the speaker module to assemble and the new adhesive tape (1 ea) to be
attached to the speaker module.
6 Using the tweezers, remove the release film from the new speaker FPCB tape and
attach the new tape to the FPCB of speaker module.
126

Disassembly and Assembly
7 Remove the release film from the tape attached to the FPCB.
127

Disassembly and Assembly
8 Using the tweezers, place the speaker module to the exact position of the back cover
module, and then press down softly and evenly on the speaker module and the FPCB of it so that the speaker module can be completely assembled.
Be careful not to damage the battery. Be careful not to damage the cables, speaker module, and near components.
128

Disassembly and Assembly
9 Prepare the speaker module to assemble and the new adhesive tape (1 ea) to be
attached to the speaker module.
10 Using the tweezers, remove the release film from the new speaker FPCB tape and
attach the new tape to the FPCB of speaker module.
129

Disassembly and Assembly
11 Remove the release film from the tape attached to the FPCB.
130

Disassembly and Assembly
12 Using the tweezers, place the speaker module to the exact position of the back cover
module, and then press down softly and evenly on the speaker module and the FPCB of it so that the speaker module can be completely assembled.
Be careful not to damage the battery. Be careful not to damage the cables, speaker module, and near components.
131

13 Prepare the speaker module to assemble.

Disassembly and Assembly

132

Disassembly and Assembly
14 Using the tweezers, place the speaker module to the exact position of the back cover
module, and then press down softly and evenly on the speaker module so that the speaker module can be completely assembled.
Be careful not to damage the battery. Be careful not to damage the cables, speaker module, and near components.
133

Disassembly and Assembly
15 Connect the coaxial cable (Red) carefully to the back cover module.
Be careful not to damage the cables and speaker module.
134

Disassembly and Assembly
16 Check the screws 24530A (16 ea) at the 16 different points on the speaker modules
and fasten them using a cross-head screwdriver. Be careful not to damage the speaker modules and near components.
135

Disassembly and Assembly
Main Board Assembly
Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device.
1 Place the main board to the exact position of the back cover module and press it
down softly to assemble. Be careful not to damage the main board and near components. The cables and connectors may vary depending on the country, region, or specifications.
136

Disassembly and Assembly
2 For the 5G or LTE devices, additionally connect the 2 coaxial cables (White/Black) to
the back cover module before assembling the main board completely. Be careful not to damage the battery. Be careful not to damage the main board, cables, and near components. · The coaxial cables are only available for the 5G or LTE devices. · The cables and connectors may vary depending on the country, region, or specifications.
137

Disassembly and Assembly
3 Press down softly and evenly on the main board so that the main board can be
completely attached. Be careful not to damage the battery. Be careful not to damage the main board, cables, and near components.
138

Disassembly and Assembly
Camera Assembly
Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device.
1 Using the tweezers or your fingers, place the front camera in the camera hole so that
the lens faces upward, and gently insert the front camera. · Be careful not to damage camera lens. · Be careful not to damage and scratch the camera module.
139

Disassembly and Assembly
2 Using the tweezers or your fingers, place the rear camera in the camera hole so that
the lens faces the back, and gently insert the rear camera. · Be careful not to damage the camera lens. · Be careful not to damage and scratch the camera module.
140

Disassembly and Assembly
3 Using the tweezers or your fingers, connect the all connectors and the coaxial cable
connector (Red) carefully to the main board. Be careful not to damage the battery. Be careful not to damage the main board and near components.
141

Disassembly and Assembly
4 Using the tweezers, place the rear camera bracket on the main board, and press it
down softly and evenly so that the bracket can be completely attached. Be careful not to damage the battery. Be careful not to damage the camera, main board, and near components.
142

Disassembly and Assembly
5 Using the tweezers, place the front camera bracket on the main board, and press it
down softly and evenly so that the bracket can be completely attached. Be careful not to damage the battery. Be careful not to damage the camera, main board and near components.
143

Disassembly and Assembly
6 Using the tweezers, assemble the top metal plate of FPCB cable.
Be careful not to damage the battery. Be careful not to damage the main board and near components.
144

Disassembly and Assembly
7 Using the tweezers, remove the release film of new front camera adhesive tape and
attach it on the front camera bracket. Be careful not to damage the battery. Be careful not to damage the camera, main board, and near components.
145

Disassembly and Assembly
8 Gently press down the adhesive tape to ensure a secure fit.
146

Disassembly and Assembly
9 Using the tweezers, remove the release film of new rear camera adhesive tape and
attach it on the rear camera bracket. Be careful not to damage the battery. Be careful not to damage the camera, main board, and near components.
147

Disassembly and Assembly
10 Gently press down the adhesive tape to ensure a secure fit.
11 Check the screws 24530A (11 ea) at the 5 different points of the rear camera bracket
and at the 6 different points of the front camera bracket, and then fasten them using a cross-head screwdriver. Next, check the screw 24530A (1 ea) and fasten it on the top metal plate of FPCB cable using a cross-head screwdriver.
Be careful not to damage the main board and near components.
148

Disassembly and Assembly
Charging Port Assembly
Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device.
1 Using the tweezers, place the charging port to the exact position of the back cover
module, and then press it down softly and evenly so that the charging port can be completely assembled.
Be careful not to damage the charging port and near components.
149

Disassembly and Assembly
2 Connect the cable connector to the charging port.
Be careful not to damage the cables and near components.
150

Disassembly and Assembly
3 Assemble the charging port bracket to the back cover module.
Be careful not to damage the bracket.
151

Disassembly and Assembly
4 Check the screws 24530A (4 ea) at the 4 different points of the charging port bracket
and fasten them using a cross-head screwdriver. Be careful not to damage the charging port and near components.
5 Connect the battery connector to the main board.
Be careful not to damage the battery. Be careful not to damage the battery connector and near components.
152

Disassembly and Assembly
6 Check carefully with your fingers to see if there are any screws or other foreign
substances inside the device (battery, PBA, cable, etc.). Shake the device lightly with the back of the device facing down to remove any remaining screws.
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Disassembly and Assembly
Screen Assembly
Leaving screws inside the device may damage internal components, such as the battery. When assembling, be extra careful not to leave any unassembled screws inside the device. Before attaching the screen, make absolutely sure that there are no screws, miscellaneous parts, or other foreign objects on the inside of the device (among the battery, PBA, etc.).
1 Remove the release film of the new screen top adhesive tape, align it precisely on the
top edge of device, and then attach it with your fingers or the tweezers.
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2 Using your fingers, gently press down the adhesive tape to ensure a secure fit. 3 Remove the release film of the new screen right adhesive tape, align it precisely on
the right edge of device, and then attach it with your fingers or the tweezers.
4 Using your fingers, gently press down the adhesive tape to ensure a secure fit. 5 Remove the release film of the new screen bottom adhesive tape, align it precisely on
the bottom edge of device, and then attach it with your fingers or the tweezers.
6 Using your fingers, gently press down the adhesive tape to ensure a secure fit.
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7 Remove the release film of the new screen left adhesive tape, align it precisely on the
left edge of device, and then attach it with your fingers or the tweezers.
8 Using your fingers, gently press down the adhesive tape to ensure a secure fit.
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9 Remove the release films from all edges of the device while holding the handle of
release film. When removing the outer release films, you can check the inner release films and leave them at this moment.
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Disassembly and Assembly
10 Leave the inside of the screen visible and connect the flex cable connector.
· Do not forget to connect the connectors. · Be careful not to damage the cables.
11 Press down the connector softly with your fingers.
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12 Assemble the screen connector metal plate to the back cover module and press down
it softly with your fingers. Be careful not to damage the cable and connector.
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13 Check the screws 24530A (2 ea) at the 2 different points of the metal plate and fasten
them using a cross-head screwdriver. Be careful not to damage the cables and near components
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14 Before attaching the screen completely, remove the all remaining release films from
edges.
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Disassembly and Assembly
15 Turn the screen slowly over back to its original state and attach it to the back cover
module. Be careful not to damage the cables and the connectors.
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16 Attach the screen and press down on the edges of the screen evenly in order to attach
the screen perfectly. Check the gap between screen and the back cover module. If you feel the some gap, remove the screen and attach it again. Some foreign materials can be inside the device.
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Button Assembly
The buttons are already included in the back cover module. Replace them only if they need to be repaired.
1 Remove the release film of new Volume button. 2 Using your fingers, grab the Volume button and insert it on the slot carefully.
Be careful not to damage the buttons and device.
3 Press down the Volume button softly and evenly so that the button can be completely
assembled. Press the button to make sure it clicks. It should have the same sound and feel as before disassembly.
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4 Remove the release film of new Side button. 5 Using your fingers, grab the Side button and insert it on the slot carefully.
· Be careful not to damage the buttons and device. · Be careful not to put the Side button in the wrong direction.
6 Press down the Side button softly and evenly so that the button can be completely
assembled. Press the button to make sure it clicks. It should have the same sound and feel as before disassembly.
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SIM Card Tray Assembly
1 Insert the SIM card tray back into the slot and push it in its position.
2 Ensure that there are no abnormalities.
· Check whether the parts or sensors in the device work properly with the Self Repair Assistant app after repairing and assembling your device. Refer to Calibrations for more information.
· Visit a Samsung Service Center when finding some issues from the calibration results. However, you may incur additional charges if the device has a malfunction because of DIY repairs. 168

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