Fingerprint Safe Box Common Problems And Exclusion Methods III And IV

Question 3: After pressing the "START" button, the screen of the safe box is on but not displayed, with the buzzer sounds.

Possible causes and remedies:

The battery of hotel safekeeping box is under voltage. Replace the battery.

Question 4: Press any key to no response

Possible causes and remedies:

1. The battery power is exhausted. Please use an external backup power supply and replace the internal power supply immediately after opening the door.

2.Unplug the power and reinstall it.