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FAQ
How to solve the usual problem of the finger print lock.

Unlock with finger red light Lighting and heard there short beep , can not open the door.

Cause:
1.This fingerprint may illegal.
2.This fingerprint may deleted.
Eliminate:
1.Use the availability fingerprint.
2.Register a effective fingerprint.

Use the availability fingerprint unlock the door red light Lighting and heard there short beep ,can not open the door.

Cause:
1.Warp difference for availability fingerprint position.
2.The finger not close the collection window.
3.Finger broken.
Eliminate:
1.Repress the finger print again on the collection Window to reduce the distance between registered fingerprint.
2.The finger must close the collection window.
3.Tegister a new fingerprint instead of the broken one.

There is alarm after power on.

Cause:
1.The batteries are loosing.
2.Low power of battery.
Eliminate:
1.Refix the battery.
2.Change a full powered battery.

No reaction after press the keyboard.

Cause:
1. much more illegal operation lead to lock the keyboard .
2.the power line not ready.
3.Low power of battery.
Eliminate:
1.Press the finger after 3 min.
2.Check the PCB line.
3.Change a full powered battery.

Hard to collection the Fingerprint.

Cause:
1.Maybe the collection window is dirty.
2.The fingerprint broken.
3.Too dry the finger.
4.Too wet the finger.
Eliminate:
1.Clean the dirty with soft fabric.
2.Register a new fingerprint. Instead of the broken one.
3.After wash the hands.
4.Wipe up the hands.
If failure after adopting these ways, please contact the agent of factory.