Installation & Operation Guide Page 9 of 48
2. Device Appearance
LED Indicator: In normal state, the green LED blinks once every
second. If the verification is
successful, the green indicator is solid on for three seconds. If the verification is a fail, the red
indicator is solid on for three seconds.
Speaker: Used to play the beep sound and voice prompts.
Screen: Display the time and date information, used for user to
get the operation prompt.
Card Reader: Used to enroll or verify user identity.
Keyboard: Used to input the number or execute the menu operation.
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