ZKTeco Green Label ProBio, Руководство пользователя, Страница: 56 / 67

50 ProBio & ProFAC User Manual
15 Troubleshooting
 Fingerprint sensor is not able to read and verify the fingerprint effectively.
 Check whether the finger is wet, or the fingerprint sensor is wet or dusty.

Clean the finger and the fingerprint sensor and try again.

If the finger is too dry, blow air onto it and try again.

“Invalid time zone” is displayed after verification.

Contact Administrator to check if the user has the privilege to gain access within that time
Schedule.
 Verification succeeds but the user cannot open door.
 Check whether the lock wiring is correct.

The Tamper Alarm rings.

Check whether the device and the back plate is fixed together; if not, the tamper switch on
the back of the device will be triggered and raises an alarm, will be shown on the top right
corner on the interface. Only when
[Speaker Alarm]
(
Access Control
>
Access Control
Options
>
Speaker Alarm
) is
[ON]
will the speaker raise an alarm.