ZKS Group Company Limit
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ZKS Group Company Limited
Address: No 552 Dong Zhou Road, Shanghai China
TEL: +86-21-67679389 FAX: +86-21-67679336
www.zksgroup.com
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please read the operation user manual carefully before using it. If any doubt, you can
call ZKS after sale service department directly for help, our professional technical
person will solve all your questions in time.
4.3 Appendix 1 Maintenance
1. Fingerprint lock is made of precise mechanism and electronic chips, we should avoid
the lock to touch corrosion material or use in higher temperature environment.
2. After open the door, please don”t popup the lock tongue, this may hit the door frame
or destroy the lock body.
3. Fingerprint sensor should avoid hard material (including fingernail) to scratch, after
using it for some time, there may have some dirty covered on the sensor surface,
please use dry soft cloth to clean this dirty.
4. Don”t hit the lock body seriously, otherwise this may affect the lock structure, and
reduce the lock flexibility.
5. If the lock body can”t move well, or can”t return to the correct position, please add
some mechanism lubrication oil to the lock body.
6. If the battery is not enough to give lower voltage alarm, please change new battery at
once, and pay attention to the battery anode and cathode to avoid not to wake up the
lock system.
4.4 Appendix 2 Problems & Solution
Problems
Reason
Solution
Put the finger on sensor,
LED light show red color
for 4 times at every 1
seconds alternately
1.Illegal fingerprint
2.Fingerprint
has
deleted from the
lock.
Use valid fingerprint
Press valid fingerprint,
LCD show red light 4
times at every second
alternately
1.Finger damaged
2.Fingerprint
deviation
Press your fingerprint almost
same as the position when you
enrollment
