M
X
3
W
M
X
3
W
C
D
A
u
d
i
o
C
C
D
A
u
d
i
o
C
This connector is used to connect CD Audio cable from CDROM or DVD drive to onboard sound.
Pin 1
o
n
n
e
c
t
o
r
o
n
n
e
c
t
o
r
42
O
n
l
i
n
e
M
a
O
n
l
i
n
e
M
a
CD-IN
1
2
3
4
1
L
2
GND
3
GND
4
R
n
u
a
l
n
u
a
l
A
Open
