User's Manual

Card Reader
11
Table 1-2 Description of LED Indicator
LED Indicator Status
Description
Green (flashing for 1
time), and red
(flashing for 3 times)
The card reader is power on.
Flashing green
For Card + Fingerprint authentication:
prompt for pressing the fingerprint after
swiping the card.
The operation of configuring the
fingerprint.
Solid green for 2s
The operation of pressing keys or swiping
card is valid.
Solid red
Card reader is working normally.
Flashing red for 3
times
The operation of pressing keys or swiping
card is invalid.
Flashing red
For RS-485 protocol: Registering failed or
card reader is offline.