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1.11.3 DHU-A7
Description
A: Speaker
B: LED Indicator
Standby: dim Red light
Calling: bright Red light
C: Screw
D: Call Button
E: Microphone
Wiring:
P1: Connect to the pin5,6 of P3 of
DHVR card. Please switch the
wire as (2,1) if LED (B) of the
doorphone not light-on (polarity
opposite).
D
Uniphone
E
21
A
B
C
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