HANDS-FREE TELEPHONE (HF/TEL) SYSTEM CONSTRUCTION


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Structural view

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Terminal Layout and Signal


HF/TEL unit

Terminal

Signal

A
Mic output (+)
B
Mic input (+)
C
Mic output (-)
D
Mic input (-)
E
Mic output shield
F
Mic input shield
G
Audio output (+)
H
Audio output (-)
I
J
Mic detect
K
L
Audio output shield
M
N
O
P
Q
CAN (+)
R
CAN (-)
S
T
GND
U
Mic B+
V
W
ACC
X
B+