DS-K1F820-F Fingerprint Recorder·User Manual
7
Environment
The scanner should avoid direct high light, high temperature, humid
conditions and rain.
When it is dry, the scanner may not recognize your fingerprint successfully.
You can blow your finger and scan again after drying the finger.
Others
If your fingerprint is shallow, or it is hard to scan your fingerprint, we
recommend you to use other authentication methods.
If you have injuries on the scanned finger, the scanner may not recognize.
You can change another finger and try again.