ZKaccess F18, Installation Manual

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Troubleshooting

Fingerprint can not be read or it takes too long.

Check whether a finger or fingerprint sensor is stained with sweat, water, or dust

Retry after wiping off finger and fingerprint sensor with dry paper tissue or a mildly wet cloth.

If a fingerprint is way too dry, blow on the finger and retry.

Fingerprint is verified but authorization keeps failing.

Check whether the user is restricted by door zone or time zone.

Check with administrator whether the enrolled fingerprint has been deleted from the
device for some reason.

Authorized but door does not open.

Check whether the lock duration is set to appropriate minutes which opens the lock.

Check whether anti-passback mode is in use. In anti-passback mode, only the person who
has entered through that door can exit.

Why device display “system broken“ and the alarm is ringing.

Check whether the device and back plate are securely connected to each other. If not, a
tamper switch is activated which triggers the alarm and keeps it ringing.

How to set F18 used as fingerprint reader on Inbio access controller.

Please contact our technical support department
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