UYF Smart Door Lock User Manual

Model: M4-BS2-U/M4-SS2-U Version 2.0

Preface

Please read this manual carefully before installation. For any questions, please contact UYF customer service.

⚠ WARNING: This Manufacturer advises that no lock can provide complete security by itself. This lock may be defeated by forcible or technical means, or evaded by entry elsewhere on the property. No lock can substitute for caution, awareness of your environment, and common sense. To enhance security and reduce risk, consult a qualified locksmith or other security professional.

Please Note: Left and Right side doors have different installation methods. Please follow the tips in the manual.

Warranty & After-sale Service: UYF provides a one-year warranty and free lifetime technical support. For any questions, please feel free to contact UYF.

Contents

Parts Identification

The UYF Smart Door Lock package includes the following components:

How to Install the Lock

1. Measure the Door Size

Ensure door thickness is 1.49-1.88 inches, door hole diameter is 2-1/8 inches, and backset size is 2-3/8 inches or 2-3/4 inches.

Diagram Description: Shows door measurements including thickness, cross-bore diameter, and backset.

2. Adjust the Length of the Deadbolt

Adjust the deadbolt to 2-3/8" or 2-3/4" based on your door backset size.

Diagram Description: Illustrates adjusting the deadbolt length with two options shown, one with a cross mark (incorrect) and one with a check mark (correct).

3. Install Deadbolt

Fix the deadbolt with 2 deadbolt screws, ensuring the deadbolt is in the retracted status and the word "UP" is facing upwards.

Diagram Description: Shows the deadbolt being installed into the door, with screws and the "UP" indicator highlighted.

4. Install Exterior Lock

Route the IC cable below the deadbolt. The spindle must be in the 'vertical' status. Do not insert the key during installation.

Diagram Description: Depicts the exterior lock installation, showing the IC cable routing and the spindle orientation.

5. Fix the Mounting Plate

a. Route the cable through the hole in the mounting plate, ensuring the word 'Cable Hole' faces outside.

b. Fix the plate with 2 mounting plate screws.

Diagram Description: Illustrates attaching the mounting plate to the door, showing cable routing and screw placement.

6. Install the Interior Lock

a. Connect the IC cable tightly.

b. Rotate the door knob to the vertical position and insert the spindle. Do not load batteries until the lock is completely installed.

Diagram Description: Shows the interior lock installation, including connecting the IC cable and inserting the spindle.

7. Fix Interior Lock

a. Secure the lock with 3 interior lock screws.

b. Test the lock by rotating the door knob to ensure the deadbolt extends and retracts smoothly.

Diagram Description: Illustrates securing the interior lock with screws and testing the deadbolt movement.

8. Install Batteries

Install 4 AA batteries in the unlock status. Keep the door open to avoid being locked out.

Diagram Description: Shows the placement of AA batteries into the interior lock mechanism.

Detect Left/Right Hand Door

Set the left/right hand door orientation on the keypad.

Diagram Description: Shows two doors, one labeled 'Left Hand Door' with the hinge on the left, and the other labeled 'Right Hand Door' with the hinge on the right.

To determine your door direction, stand outside your door facing the keypad and locate the door hinge.

NOTE: The default administrator passcode is 123456.

How to Reset the Lock

Reset Method 1 (Recommended)

  1. Take out one battery and wait for 5 seconds.
  2. Replace the battery.
  3. Long press the reset button for 10 seconds while the keypad is lighting up.
  4. After hearing "Please input the initialization password", enter 000#.
  5. After hearing "Administrator deleted successfully", the reset is complete.

NOTE: If Method 1 does not work, please try Method 2 or contact customer service for assistance.

Diagram Description: Shows the location of the reset button on the interior lock.

Reset Method 2

  1. Uninstall the lock by removing the battery cover and the two screws inside the battery case.
  2. Ensure the IC wire is connected and reinstall the batteries.
  3. Hold the reset button for 5 seconds. You will hear the sound "Input initialization passcode" from the lock.
  4. Input 000# on the keypad after the sound. You will hear "Administrator deleted successfully", indicating a successful reset.

NOTE: If this method also does not work, please contact customer service.

Diagram Description: Shows the interior lock components and the reset button location.

How to Use

Unlock the Door from Outside

Diagram Description: Sequence of steps showing unlocking the door from the outside using the keypad and a key.

Unlock the Door from Inside

Rotate the turn piece to the unlock position.

Diagram Description: Shows the interior turn piece being rotated to unlock the door.

Lock the Door from Outside

  1. Hold "#" on the keypad for 2 seconds.
  2. In auto-lock mode, the bolt will extend automatically.
  3. Lock with physical keys.

Diagram Description: Shows the keypad interface for initiating the lock-out sequence.

Lock the Door from Inside

Rotate the turn piece to the lock position.

Diagram Description: Shows the interior turn piece being rotated to lock the door.

Quick Guide

Lock Function Menu Detail

Menu Function Options
Manage Passcode (*# Menu) Add a passcode
Change the passcode
Changing the Administrator Passcode
Delete passcodes
Manage Card Add a card
Delete the card
Manage Settings Sound Setting Turn off sound / Turn on sound
Auto lock Setting Disable auto lock / Enable auto lock

Detail Setting

1. Passcode Setting

Input [*#] on the keypad, then input the administrator passcode to access the voice navigation menu. Press [1] to manage passcodes. From there:

2. Add a New Passcode

Input [*#] on the keypad, then input the administrator passcode to access the voice navigation menu. Listen to the voice prompt and input [1] to manage passcodes, then press [1] to add a passcode. Please set a 4 to 9 digits passcode and press the hash key (#) to confirm. Input the passcode again to confirm. The passcode will be added successfully.

3. Change Old Passcode

Input [*#] on the keypad and enter the administrator passcode to access the voice navigation menu. Listen to the voice prompt and input [1] to manage passcodes, then press [2] to edit passcodes. Input the original passcode and press the hash key (#) to confirm. Input a new 4 to 9 digits passcode and press the hash key (#) to confirm. Input the new codes again and press the hash key (#) to confirm. Operation will be successful.

4. Change the Administrator Passcode

Input [*#] and your administrator passcode to access the voice navigation menu. Listen to the voice prompt and input [1] to manage passcodes, then press [3] to edit the administrator passcode. Input a new 4 to 9 digits administrator passcode and press the hash key (#) to confirm. Input your new passcode again and press the hash key (#) to confirm. The administrator passcode change will be successful.

5. Delete Passcode

Input [*#] and your administrator passcode to access the voice navigation menu. Listen to the voice prompt and input [1] to manage passcodes, then press [4] to delete passcodes. Input the passcode to be deleted and press the hash key (#) to confirm, or enter [00] and the hash key (#) to delete all passcodes. Please input again and press the hash key (#) to confirm. Operation will be successful.

6. Card Setting

Input [*#] and your administrator passcode to access the voice navigation menu. Press [2] to access the card management menu. Press [1] to add a card, or press [2] to delete a card.

7. Add Card

Input [*#] and your administrator passcode to access the voice navigation menu. Listen to the voice prompt and input [2] to access the card management menu. Press [1] to add a card. Hold the card close to the door lock and swipe your card. The card will be added successfully.

8. Delete the Card

Input [*#] and your administrator passcode to access the voice navigation menu. Listen to the voice prompt and input [2] to access the card management menu. Press [2] to delete a card. Swipe your card, or enter 00 and the hash key (#) to delete all cards. Take out the entry card close to the door lock. The card will be deleted successfully.

9. Normally Open Mode

After successful electronic lock opening, enter 123# before automatic lock closing to enable normally open mode. To remove this mode, perform the electronic lock opening/closing sequence again.

10. Password Error Protection

If the password or IC card fails authentication five consecutive times, the system will lock up for two minutes. After a power failure of more than 3 seconds, the system can be unlocked by powering it on again.

11. Low Battery Alert

When the battery voltage is low (below 4.8V), the keyboard will wake up, or the system will prompt you to replace the battery. The keyboard will blink for 1 second.

12. Power Calibration

After replacing the batteries, enter *59# administrator password #1# on the keyboard.

Troubleshooting

1. Installation

Questions Answers
There is a gap between the mounting plate and the door. Please ensure the mounting plate with the word 'Cable Hole' faces outside.
Keypad not responding. A: Please ensure the batteries are new and correctly installed.
B: Please ensure the IC cable is well connected to the port and was not damaged during installation.
The rear knob can be unlocked only after the key is inserted. Please remove the lock and reinstall it. Do not insert the key during installation.

2. Operation

Questions Answers
After replacing the new battery, the lock still prompts low battery. Enter *59# Administrator Password#1# on the keypad to calibrate.
Forgot administrator password. Please refer to the reset steps to erase all passcodes. Once reset is complete, all passcodes will be erased, and the administrator password will be 123456. Press # to confirm.
The auto lock does not work. Please activate the auto-lock function on the keypad after setup.
The battery power runs out. Use a Type-C cable to connect a power bank to charge the lock temporarily (for emergency use only).
How many different passcodes/IC cards can I set? You can set one admin passcode and generate 250 guest passcodes/1000 IC cards.
What should I do if the wrong code was entered? If wrong codes are entered over 5 times, the keypad will be temporarily locked out for 2 minutes.
How to lock/unlock via keypad? Long press "#" and hold for 2 seconds to lock the door. Enter the passcode and press "#" to unlock the door.
What is the initial code while resetting? The initial code is "000". Enter "000" and press "#" on the keypad to reset successfully.
Can I use one IC card to match different door locks? Yes, you can use one IC Card to match different door locks.
Lock could not turn, doesn't work, what should I do? 1. Please check if the door knob shows vertical when unlocked and horizontal when locked. If not, uninstall the lock and adjust the spindle to vertical during installation.
2. Please check your door direction and adjust based on the door hinge. Face the keypad and find the door hinge.
- If your door hinge is on the left side, input *46# on keypad → Default Administrator Password 1234561# (L).
- If your door hinge is on the right side, input *46# on keypad → Default Administrator Password 1234562# (R).
What to do if you have any other questions? Please feel free to contact UYF customer service. Your satisfaction is our priority.

Technical Specifications

Category Detailed parameters
Virtual password 16 characters
Mechanical key 3pcs
IC 2 PCS
Standby power supply Type-C
The power supply voltage DC 4.0V ~ 7V
Standby supply voltage DC 5V
Low voltage alarm voltage ≤4.8V
Standby current 65mA
Working current ≤300mA
Working temperature -20°C ~ +70°C
Working humidity 5~95%RH (No condensation)
Storage temperature -40°C ~ +80°C
The keyboard type Capacitive touch keyboard
Password number 250 groups
IC card number 1000
Card read distance 0~2CM
The lock mode Password /IC card/mechanical key
FAR (False Acceptance Rate) <0.001%
FRR (False Rejection Rate) <1.0%
Models: M4-BS2-U Keyless Entry Door Lock with Lever, M4-BS2-U, Keyless Entry Door Lock with Lever, Door Lock with Lever, Lock with Lever, Lever

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