
Troubleshooting
Fingerprint can not be read well or it takes too long.
zCheck whether a fin
rint sensor is stained with sweet
zRetry after wiping off finger and fingerprint sensor with dry towel.
zIf a fingerprint is way too dry, blow on the finger and retry.
Fingerprint is entered but authorization keeps failing.
Check whether the user is restricted by door zone or time zone
zInquire of administrator whether the enrolled fingerprint has been deleted from the device for some
reason
Authorized but door is not opened.
Check whether the time is set as lock time
.
zCheck whether an antipass back mode is in use. In antipass back mode, only who entered can exit.
Device doesn’t operate though power is connected.
zCheck whether a device and a bracket is well connected to each other. If not, a tamper switch is
activated and the device doesn
.
RTC Battery caution.
zRisk of explosion if battery is replaced by an incorrect type.
zDispose of used batteries according to the instructions.
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