Service Overview
Carefully read through this Service Guide for a look at various components of the device before performing any service and repairs.
To provide the best service, ASUS has provided the below information for technicians from distributors and resellers to perform the complete device disassembly and assembly. Before performing the procedures, please be sure to read through the overview in this service guide for component overview to avoid any unwarranted damages to the device hardware.
The following contents include all part numbers mentioned in the service guide are used for reference only. If you need the exact part number for ordering, please refer to the OrderBook.
Due to sales policy difference, the components might have different specifications on the same series product; please refer to E-manual by model. Due to sales policy difference, the components may have different specifications on the same model. If you have any operational issues, please contact the service hotline.
ASUS ROG Zephyrus G14 (2021 GA401Q/I) series Overview
Top View
Diagram shows the top view of the laptop with the following labeled components:
- 1: Display panel
- 2: Status indicators
- 3: Capital lock indicator
- 4: Audio speakers
- 5: Power button/Fingerprint sensor
- 6: Keyboard
- 7: Touchpad
Cover View
Diagram shows the cover view with the following labeled component:
- 1: AniMe Matrix™ (on selected models)
Right View
Diagram shows the right side view with the following labeled components:
- 1: USB 3.2 Gen 2 Type-C port
- 2: USB 3.2 Gen 1 port
- 3: Air vents
- 4: Security slot
Left View
Diagram shows the left side view with the following labeled components:
- 1: Air vents
- 2: Power (DC) input port
- 3: HDMI port
- 4: USB 3.2 Gen 2 Type-C®/DisplayPort/Power Delivery combo port
- 5: headphone/Headset/Microphone jack
Bottom View
Diagram shows the bottom view with the following labeled components:
- 1: Air vents
- 2: Audio speakers
- 3: Compartment cover
Components Top View
The following components are visible from the top:
- LCD COVER MODULE
- LCD BEZEL
- LCD Panel (14")
- BASE CASE
- KEYBOARD MODULE
- MAIN BOARD
- BATTERY
- TOUCHPAD
- TWEETER SPEAKER
- FP TOUCH
- DDR
- WIFI CARD
- SPEAKER
- GPU FAN
- CPU FAN
- TP FFC
- POWER KEY HOLDER
- POWER KEY RUBBER
- THERMAL MODULE ASSY
- HINGE L/R
- HINGE CAP L/R
- HINGE DECO RUBBER L/R
- SSD THERMAL PAD
- MIC FPC
- EDP CABLE
- FP PW FFC
- TP EMI FABRIC
- DIMM COVER MYLAR
- SSD MYLAR
- EDP TAPE
- CABLE SPONGE
- SPK CABLE TAPE
- MIC RUBBER
- MIC FPC EMI FABRIC
- CPU LQM SPONGE
Components Bottom View
The following components are visible from the bottom:
- LCD COVER MODULE (Without Matrix LED SKU)
- LCD ADHESIVE R&L
- LCD BEZEL
- LCD BEZEL ADHESIVE
- LCD Panel
- KEYBOARD MODULE
- BASE CASE
- MG L SIDE FRAME FABRIC
- LCD COVER MODULE (With Matrix LED SKU)
- LCD ADHESIVE R&L
- MAIN BOARD
- THERMAL MODULE ASSY
- LCD MG FRAME FABRIC
- ANTENNA (MAIN ANTENNA, AUX ANTENNA)
- ANTENNA TAPE
- CABLE SPONGE (on the antenna cable)
- PANEL BACK MYLAR (Without Matrix LED SKU, COLOR ID=1D/1E, 2pcs)
- PANEL BACK MYLAR (With Matrix LED SKU, COLOR ID=2D/2E, CO 1pcs)
- PANEL BACK MYLAR (COLOR ID=2G, AW 1pcs)
Repair Overview
Precautions
- Before performing any service or repair on the notebook, pay special attention to the cautions to prevent any damages.
- Ensure the notebook is powered down.
- Before disassembling any part, disconnect all power sources (e.g., AC plug, Battery connector, Power protect screw).
- Remove all rings, watches, and any other metal objects from your hands.
- Always wear a ground strap on your hand to protect the notebook from static discharge.
- Refer to “ANSI ESD S20.20” for ESD protection measures.
- Place disassembled parts in a functional PE BAG to avoid damage.
- Maintenance environment: temperature 20-30 °C and humidity 40%-70%.
- To avoid scratching the machine surface, use anti-static and soft materials on the desk.
Screw Appearance Criteria
Do not use screws with the following damaged appearance:
- a. Shape deformed.
- b. Damaged head (unable to drive in or stripped).
- c. Damaged (unable to securely tighten).
- d. Paint scratched off.
- e. Rusty.
Part numbers in this service guide are for reference only. Actual part names depend on SKU. Refer to the OrderBook for exact part numbers.
Due to sales policy differences, components may have different specifications on the same model. Pictures and components shown are for disassembly/assembly description purposes only; refer to the actual product.
Appropriate Tools
Prepare and select the appropriate tools to disassemble/assemble the ASUS ROG Zephyrus G14 (2021 GA401Q/I) series notebook.
General Tools
- Screwdriver (select based on screw specification)
- Plastic Blade
- Plastic Tweezers (for removing/inserting cables)
- Thickness Gauge (0.05mm-1.5mm for measuring gaps)
- Magnetism Board (to organize screws and prevent mixing)
- Alcohol 95%
- Glove
- Dust-free Cloth
- NB LCD MYLAR *6pcs (for aligning panel position)
- Thermal Pad PTM7958
- PLASTIC CARD T=0.35mm
- FCR-AS Thermal Grease
- PLASTIC PICK T=0.5mm
Specialized Tools
For Liquid Metal Use
- Silicone scraping pen
- Conductonaut 1g (Liquid Metal)
- AMD Cezanne CPU steel plate // 2020
- Stainless steel plate (60mm*20mm*0.2t)
- AMD Renoir CPU steel plate // 2019
- Height limit fixture
For RV289 Glue Use
- Paperclip
- Glue Nozzle
- Glue Connector
- Thermally Conductive Elastomer (RV289 5G)
For Cleaning
- Dust-free cotton swab // class 100 (100pcs)
- 95% alcohol
- Dust-free cloth
Warning: When tools have Liquid Metal or Thermally Conductive Elastomer (RV289) residue, clean them with dust-free cloth and 95% alcohol.
Storage Notes: Liquid Metal components should be stored between 10-40°C and kept tightly closed. RV289 should be stored under 27°C and kept tightly closed. Some items may be classified as Dangerous Goods.
BOTTOM CASE Disassembly
Disassembly Notice
Step 1: Remove screws *13pcs.
Step 2: Use plastic blade to pry the bottom case.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 10 | M2*9.5L (4.5,0.8) (K)#1 | 2.0±0.2 |
| ● | 4 | M2*4.5L(4.5,0.8) (K) #1 | 2.0±0.2 |
Diagrams show screw locations and prying points. ⚠️ Note: The screw that is difficult to remove should be loosened last and tightened first. To avoid damaging the bottom case hooks, do not insert the plastic blade into the red-circled areas. Follow the arrow direction and use the plastic blade to pry the bottom case at the blue-circled locations.
BATTERY Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Caution: Before disconnecting the battery connector, ensure the adapter is pulled out and the battery is disconnected for at least ten seconds to prevent IC damage.
Step 1: Disconnect the battery connector.
Step 2: Remove screws *4pcs.
Step 3: Remove BATTERY.
| Screws | QTY | Spec | Torque(kgf-cm) |
|---|---|---|---|
| ● | 4 | M2*4.5L(4.5,0.8) (K)#1 | 2.0±0.2 |
Diagrams show the battery and its connector. Important: Disconnect the red cable side first!
Assembly Notice
To prevent short circuits or electric shock, follow these steps to connect the battery connector:
Step 1: Use a non-conductive pry tool to connect the black cable side first, then connect the red cable side.
Step 2: Use the non-conductive pry tool to push the iron sheet.
Battery Specifications: Rated +15.4V, Capacity 4940mAh (Typical)/4800mAh (Rated).
RTC BATTERY Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Caution: Before disconnecting the battery connector, ensure the adapter is pulled out and the battery is disconnected for at least ten seconds to prevent IC damage.
Step 1: Disconnect the RTC battery connector.
Step 2: Remove RTC BATTERY.
Diagrams show the RTC battery and its connector.
DDR Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove the Mylar.
Step 2: Unlock DDR.
Step 3: Remove DDR.
Diagrams show Mylar removal, DDR unlocking clips, and DDR module removal. The DDR module is identified as SAMSUNG M471A2G43AB2-CWE PC4-3200AA.
Assembly Notice
Please make sure to paste ABSORBER on the front and back side of DDR before assembling the DDR.
SSD Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove the SSD Mylar.
Step 2: Remove the screws *1pcs.
Step 3: Remove SSD.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 1 | M2*4.5L (4.5,0.8) (K) #1 | 2.0±0.2 |
Diagrams show Mylar removal, screw removal, and SSD removal.
Assembly Notice
Please make sure to paste ABSORBER before assembling on the left side SSD.
WIFI CARD Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Disconnect the RF CABLE connector *2pcs.
Step 2: Remove the screw *1pcs.
Step 3: Remove WIFI CARD.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 1 | M2*3L (5.6,0.8) (K) #1 | 2.0±0.2 |
Diagrams show connector disconnection, screw removal, and WiFi card removal.
Assembly Notice
Please assemble the RF cable according to the provided image.
SPEAKER Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Disconnect the SPEAKER connector.
Step 2: Remove SPEAKER.
Diagrams show connector disconnection and speaker removal. Assembly Note: For speaker assembly, follow the markings to tidy the cable and tape.
FAN (with THERMAL MODULE and MAIN BOARD) Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Disconnect connectors (yellow mark) *9pcs.
Step 2: Remove screws (blue mark) *4pcs.
Step 3: Remove MB and Thermal and FAN module.
Step 4: Remove FAN *2pcs.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 4 | M2*4.5L (5.6,0.8) (K) #1 | 2.0±0.2 |
Diagrams illustrate connector disconnection, screw removal, module removal, and fan removal.
Assembly Notice
⚠️ Please use the correct technique to take fans off to avoid getting out of shape.
THERMAL MODULE Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove screws *8pcs following the reverse screw numbers.
Step 2: Remove the THERMAL MODULE from MB.
Recommendation: Apply force at the green block and pull the thermal module upwards. Do not pull at the red block, and ensure the thermal pipe is not deformed.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 8 | M2*4.5L (4.5,0.8) (K) W-NI | 2.0±0.2 |
Diagrams show screw locations and thermal module removal.
Assembly Notice
Step-1: THERMAL MODULE Location: [VRAM/CHOKE/MOS]. Material: FCR-AS Grease.
MB Location: [GPU]. Material: Main (Thermal Pad PTM7958).
Step-2: MB Location: [CPU].
Step-3: Please follow the screw numbers to lock screws *8pcs.
Important: Thermal paste, thermal pads, liquid metal, or other thermal interface materials must be thoroughly removed and replaced if this component is removed. Ensure replacement materials are available before proceeding, or contact an authorized service center.
WARNING! The heat sink contains liquid metal and should only be removed by authorized service personnel. Significant damage may occur to motherboard components if the heat sink is improperly removed.
Please refer to the Repair Notice SOP for Liquid metal rework.
MAIN BOARD
Mainboard Connector Placement
Diagram shows the main board with labeled connectors:
- FP PW FFC
- GPU FAN
- RTC BATTERY
- TP FFC
- KB FFC
- Battery
- Speaker
- CPU FAN
- EDP cable
- TWEETER SPEAKER
Note: Supports using JIG BOARD to refresh F1 BIOS.
Materials on Mainboard
Materials for different models are listed:
- For GA401QH_E_C_IHR: G531GW X50 TI GPU MYLAR
- For GA401QM: GA401QM GN20-E3 GPU MYALR
- GA401IV SSD THERMAL PAD
- GA401IV CPU ABSORBER-1
- GA401IV MB BOT MYLAR
- GA401IV ANTENNA TAPE
- For GA401Q*& IHR, GA401QM MB BOT USB ABSORBER
- For GA401Q*&IHR, GA401QM MB TOP MYLAR
- GA401IV CPU BACK ABSORBER
- GA401IV MB TOP UP ABSORBER
- For GA401QH_QE_QC_IHR GA401QM GPU BACK ABSORBER
- For GA401QM GA401QE GPU BACK ABSORBER
- For GA401Q*& IHR, GA401QM MB TOP EC MYLAR
- GA401IV MB TOP USB ABSORBER
- HDMI EMI FABRIC
- GA401IV CPU BACK BKT ASSY
- GA401IV KB SUPPORT RUBBER
- For GA401QH& QE& QC& IHR: GA503QE GPU BKT ASSY
- For GA401QM: GA401QM GN20 GPU BKT ASSY
FINGERPRINT MODULE (Power key) Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Tear off the tape.
Step 2: Disconnect FP connector and Remove FFC.
Step 3: Remove screws *2pcs and Remove holder.
Step 4: Remove FP Touch module.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 2 | M2*2.5L (5.6,0.8) (K) #1 | 2.0±0.2 |
Diagrams illustrate the steps.
Assembly Notice
If FFC is damaged during disassembly, please replace it with a new one. Samples of FFC damage are shown.
TWEETER SPEAKER Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove tweeter speaker.
Diagrams show the removal process.
Assembly Notice
For Tweeter Speaker assembly, please follow the markings to tidy the cable.
TOUCHPAD MODULE Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove TP FFC and tear off TP EMI FABRIC.
Step 2: Remove screws *3pcs.
Step 3: Remove TOUCHPAD module.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 3 | M2*2.5L (4.5,0.8) (K) #1 | 2.0±0.2 |
Diagrams illustrate the steps.
Assembly Notice
If FFC is damaged during disassembly, please replace it with a new one. Samples of FFC damage are shown.
Please paste TP EMI FABRIC according to the provided image.
KEYBOARD MODULE Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove screws *6pcs.
Step 2: Flip up and Remove KB module.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 6 | M2*4.5L (4.5,0.8) (K) #1 | 2.0±0.2 |
Diagrams show screw removal and keyboard module removal.
LCD BEZEL Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove LCD BEZEL.
Instructions: Start from the middle area of each side of the bezel. Hold the outer edge firmly with your forefinger and flip the bezel inner edge outward to release the hooks. This can be easier if you hold the bezel outer edge firmly with your forefinger.
Note: Due to tapes behind the lower edge of the bezel, use a plastic blade to carefully separate the bezel. Follow the red arrow direction, moving the plastic blade from left to right. Peel the bezel away slowly, moving the blade parallel to the panel and pressing the black Mylar downward (as circled in green) to ensure the black Mylar and tape behind the bezel are well separated. Move the blade slowly and press the black Mylar downward parallel to the panel.
Assembly Notice
When reusing the LCD BEZEL: Please paste new LCD BEZEL ADHESIVE before assembly. The new LCD BEZEL already contains LCD BEZEL ADHESIVE *1pcs.
LCD PANEL Disassembly
Disassembly Notice
Please be sure to pull out the adapter and disconnect the battery.
Step 1: Remove screws *8pcs, and remove Hinge *2pcs.
Step 2: Remove screws *4pcs, and remove hinge cap *2pcs & hinge DECO rubber *2pcs.
Step 3: Pull out LCD adhesive *2pcs.
Step 4: Remove LCD PANEL.
| Screws | QTY | Spec | Torque (kgf-cm) |
|---|---|---|---|
| ● | 8 | M2.5*2.3L (7.5,0.6) (K)#1 | 2.3±0.2 kgf-cm |
| ● | 4 | M1.6*3L (3.5,0.5) (K)#1 | 1.5±0.2 kgf-cm |
Diagrams show the steps. ⚠️ Important: Please pull the adhesive up about 30 degrees slowly, and do not pull the tape out vertically.
Step 4 shows flipping the panel and disconnecting MIC cable and EDP cable.
Assembly Notice
A. When reuse the LCD PANEL: Please use your fingertip to clean the residual glue on PANEL or BEZEL.
B. When reuse the LCD COVER: Please paste new PANEL ADHESIVE *2pcs. (New LCD COVER already contains PANEL ADHESIVE *2pcs).
C. Please follow the green marks to tidy MIC FPC and Antenna.
Diagrams show LCD COVER types (Without/With Matrix LED SKU) and antenna components.
D. When assembly the LCD PANEL: (Operation example) Step 1~2: Paste NB LCD MYLAR *4pcs on LCD COVER (Upper Left Corner: Mylar *2pcs, Upper Right Corner: Mylar *2pcs).
Step 3: Remove release paper of LCD Adhesive *2pcs.
Step 4: Assemble and align the LCD to the upper side of the LCD Cover.
Step 5: Remove Mylar *4pcs and complete the Panel assembly.
E. When reassembly PANEL: Please make sure to paste Panel Back Mylar.
- Without Matrix LED SKU: COLOR ID=1D/1E PANEL BACK MYLAR *2pcs
- With Matrix LED SKU: COLOR ID=2D/2E PANEL BACK MYLAR CO *1pcs
- COLOR ID=2G PANEL BACK MYLAR AW *1pcs
