104
6 FQA
6.1 Fingerprint has enrolled but often gets failure in identification.
Reason Solution
1. The fingerprint was not
captured properly
Enroll the finger again. Please refer
to illustration of pressing finger.
2. Direct sun light or too bright
light
Avoid direct sun light or other bright
light
3. Too dry finger
Touch the forehead to increase oily
level of the finger.
4. Too wet finger with oil or
cosmetics
Clean fingers with towel
5. Low fingerprint quality with
callus or peeling
Enroll other fingers with better
quality
6. Wrong way in placing fingers
when punching in/out
Please refer to illustration of
pressing finger.
7. Latent fingerprint on the
surface of sensor
Clean sensor surface (Adhesive
tapes recommended)
8. Not enough finger pressure
Place the finger evenly on the
sensor with moderate pressure
9. Influence by fingerprint image
change
Enroll fingerprint again. Please refer
to illustration of pressing finger.
10. Fingerprint not enrolled yet Place enrolled finger.
6.2 The machine cannot connect with PC.
Reason Solution
1. Communication method not set
correctly
Select the correct communication
method
2. Cable not plugged firmly or
cable hardware problem
Plug the cable firmly or change
another cable
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