54
A
A
X
X
3
3
7
7
D
D
P
P
l
l
u
u
s
s
/
/
A
A
X
X
3
3
7
7
D
D
P
P
r
r
o
o
O
O
n
n
l
l
i
i
n
n
e
e
M
M
a
a
n
n
u
u
a
a
l
l
MODEM-CN
MIC Out
GND
GND
Mono In
M
M
o
o
d
d
e
e
m
m
A
A
u
u
d
d
i
i
o
o
C
C
o
o
n
n
n
n
e
e
c
c
t
t
o
o
r
r
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.
