1) All the Pin Code is 4 digit0-9.
2) : wake up button,the keypad or RFID does not respond before
you press this button.
3) Open/Close:
GREEN LED on for 0.2 second, one beep sound for 0.2
second.
4) Successful programming:Melody.
5) Indicate for mistake:
RED LED flashes 3 times, 3 beep sounds
6) Low voltage:
RED LED blinks 5 times, and beep sounds 5 times.
7) Incorrect Pin Code or input is beyond 6 digits: see #5, power off,need
to press to wake up the keypad again.
8) When the input is incomplete, after 5 seconds, see #5,power off .
You need to press again to wake up the keypad.