M
X
3
W
-
E
3
/
M
X
3
M
X
3
W
-
E
3
/
M
X
3
M
o
d
e
m
A
u
d
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o
C
M
o
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m
A
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C
This connector is used to connect Mono In/MIC Out cable from internal modem card to onboard sound circuit. The pin 1-2 is
Mono In, and the pin 3-4 is MIC Out. Please note that there is no standard for this kind of connector yet, only some internal
modem cards implement this connector.
MIC OUT
GND
GND
MONO IN
MODEM-CN
W
-
V
3
W
-
V
3
o
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n
e
c
t
o
r
o
n
n
e
c
t
o
r
54
O
n
l
i
n
e
M
a
n
u
a
l
O
n
l
i
n
e
M
a
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a
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