Video Door Phone User Manual
8
3.2.2 Wiring 2 (1 Door Station and 3 Indoor Stations)
Caution
●
Do not pull power cables on the rear panel of the door station hard to avoid the
disconnection of power cables.
●
Use the insulated tape to tape the bare wires, so as to avoid the short circuit.
Indoor
Station 1
B+
——
Wire for power supply
V
——
Wire for video input
A
——
Wire for audio input
G
——
Wire for grounding
Analog Camera 1
Indoor
Station 2
Analog Camera 2
Indoor
Station 3
Analog Camera 3
Door
Station
Electric Bolt
Red
——
Wire for power supply
Blue
——
Wire for video output
Yellow
——
Wire for audio input/output
Black
——
Wire for grounding
Red
——
NO
Blue
——
COM
Yellow
——
NC
Figure 3-4 Wiring 2 (1 Door Station and 3 Indoor Stations)
Summary of Contents for DS-KB2421T-IM
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