DS-K1F820-F Fingerprint Recorder·User Manual
8
3 Points of Attentions
In order to acquire high quality of fingerprint information, we hope users
notice the tips below in the using process.
Properly Protect Fingerprint Sensor
Fingerprint sensor is the key component for image capture, and damage
on the sensor will directly affect the quality of the fingerprint image.
Please keep it from crash with any hard object.
Keep Finger Clean
If the fingers are dirty, please wash the hands.
If the fingers wet or sweat a lot, you’d better use dry paper or towel to
wipe the fingers and then capture the fingerprint image. If the finger is
too dry to acquire the fingerprint, you can blow your finger and record
fingerprint after drying the finger.
Keep the Surface of Fingerprint Sensor Clean
If the surface of the sensor is dirty, you can use soft paper or towel to
wipe it.
Choose a Finger with High Quality Fingerprint
Choose a finger without melatonin skin, scars, or any cracks. It is
recommended to use the thumb, forefinger and middle finger.
Keep the device away from water
As for fingerprint reader intake water accidentally, you should cut down
the power immediately and retry power on after drying the fingerprint
reader, but not guarantee it function well.
Power Supply Equipment Grounded
The power supply equipment needs to be well grounded otherwise there
my result the damage of equipment, or discomfort when touch it.
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