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21
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
Uniphone
A
B
C
D
E
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).
P
1
2
1