V-Tec DT31M, User Manual

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How to set the monitor panel on
In default mode, when receive a calling, the master and slave monitors will ring at the
same time, and just the master monitor can display the image while the slave monitors
will not. But the settings can be changed, you can set the master monitor and all the
slave monitors to panel on at the same time when receiving a call, just input the code
number of 8006 on each slave monitor.



   
The unlock time can be changed by yourself at any time. it can be set from 1 to 99
seconds.
The code number from 8401 to 8499 are used to set the unlock time to 1~ 99 seconds.
Unlock time:
How to set the unlock parameter
There are two unlock modes: 1.power-on- to-unlock type:unlock mode=0(by default)
2.power-off-to-unlock:unlock mode=1.
The code number of 8010 is used to set the unlock mode to 0
The code number of 8011 is used to set the unlock mode to 1
Unlock mode: