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, the battery might be low or the door itself might be misaligned.
: The deadbolt engages automatically after the door is closed (usually within 2 seconds). zeus z3 digital lock manual work
: You can unlock the door and gate remotely via Wi-Fi wherever you are. Adding User Codes : , the battery might be low or the
| Problem | Possible Cause | Solution | | :--- | :--- | :--- | | Keypad not responding / No sound | Batteries are completely dead | Use a power bank via Micro USB port for emergency power, then replace batteries immediately. | | Fingerprint not recognized | Dirty sensor or dry/wet fingertip | Clean sensor with a soft, dry cloth. Ensure your finger is clean and dry before placing it. | | Lock beeps but won't open / Bolt stuck | Door misalignment or deadbolt jammed | Check that the door is not warped. The strike plate on the frame may need slight repositioning. | | Can't connect to Wi-Fi / App | Router is too far; 2.4GHz vs 5GHz conflict | Ensure your phone is on a 2.4GHz network during setup, as most smart locks do not support 5GHz. | | Low battery warning even after replacement | Batteries installed incorrectly or of poor quality | Reinstall the batteries, ensuring correct polarity. Use brand-name alkaline batteries. | | Lock is unresponsive / frozen | Electronic glitch | Remove one battery, wait 10 seconds, then reinsert it to reboot the lock. | Adding User Codes : | Problem | Possible
When forgotten codes or system errors occur, you need a . This wipes all user codes and resets the master code to default.
: In some smart lock designs, using the mechanical key to unlock while the electronics are jammed may cause the system to desync. If this happens, you may need to perform a " Re-calibration " via the app or manual thumb-turn to teach the lock the door’s open/closed position again.
Press and hold the button for until you hear three beeps or a voice prompt saying "Initialization Successful". The lock is now reset to its default code (usually 123456 ). 4. Technical Specifications Feature Emergency Power Micro USB or USB-C port on the bottom of the front panel. Physical Key