How To Answer The Door Bell And Release The Door Lock; How To Transfer The Call From The Visitor; How To Adjust Brightness, Contrast And Colour - iCentral 4+ Video Intercom System Owner's Manual

How to answer the door bell and release the door lock?

When a visitor presses the doorbell button, all indoor monitors will chime.
The screen will display an image from the door camera, a description "DOOR 1" or
"DOOR 2" and a message "PLEASE TAKE UP".
At this time you can see the visitor, know if the call is from door 1 or door 2 and
answer the call.
Press the "Answer Intercom" button to speak with the visitor.
The call will self-cancel after 60 seconds or you can Press the "OK" button to end the call.
Press the "UNLOCK" button to release the door lock. The message "UNLOCKED"
will appear on the screen.

How to transfer the call from the visitor?

A call may be transferred to another monitor in one of the following two ways:
1. Direct transfer
After you answer the call, press the "Answer Intercom" button again. (If you
know the room number you wish to transfer to, press the room number button
instead of the "Answer Intercom" button)
The message "CALL TRANSFER REQUEST" will appear on the screen.
The Chime will sound and the message "PLEASE TAKE UP TRANSFER", will
display on the receiving monitors.
Press the "Answer Intercom" button at the receiving monitor to answer the call.
2. Broadcasting transfer
After you answer the call, press the "Answer Intercom" button again. Before
anybody answers the call, you can speak into the microphone and broadcast to all
other indoor monitors. Once any indoor monitor responds the call, the other
monitors will auto cancel. The conversation time is 60 seconds or can be
terminated at any time by pressing the "OK" button.

How to adjust Brightness, Contrast and Colour?

In intercom or surveillance mode, with an image on the screen, press and hold the
"Prev" or "Next" button for 2 Seconds to display the "Brightness" level.
Use the "Prev" or "Next" button to adjust the Brightness to the desired level.
With the Brightness level displayed, press the "Menu/Set" button to display the
"Contrast" level.
Use the "Prev" or "Next" button to adjust the Contrast to the desired level.
With the Contrast level displayed, press the "Menu/Set" button to display the "Colour"
level. Use the "Prev" or "Next" button to adjust Colour to the desired level.
Press the "OK" button to save settings and exit.
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