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(A). VCOMDC: It's for adjusting the sharpness of the LCD. The factory has set
a most suitable value before the products leaving the factory. Please do not
change it casually, or the screen may not display normally.
(B). UNLOCK TIME: It can be set from 1S to 10S. Note: most electric locks only need
1 second unlocking time, please do not change it if there’s no such needs for your lock,
because too long time unlock power might cause damage to your lock.
(C). MONITOR UNLOCK: If turn this function on, the door will be open by pressing
unlock button at monitoring state or intercom/talking state. If turn it off, the door can
only be open at intercom/ talking state by pressing unlock button.
Note: As some of the advanced setting may bring security risk, please do not change it
randomly.