20
5.2 CD-ROM Audio-In Header: CD-IN
Pin No.
Assignment
1
Left Channel Input
2
GND
3
GND
4
Right Channel Input
5.3 Front Panel Audio Header: FRONT AUDIO
If your housing has been designed with an Audio port on the front
panel. You have to remove the jumper caps before connecting the
front panel Audio port; then you can use either panel. At the same
time, you can plug the microphone cable into Pin 1 & 3, and plug the
earphone L/R channels into Pin 9 & 5. On the other hand, if your
housing does not have Audio port on the front panel, please
do not
remove
the jumper caps.
Pin No.
Assignment
Pin No.
Assignment
1
FP_MIC
2
GND
3
FP_VREF
4
+5V
5
SPOUT_R
(From IC)
6
SPOUT_R
(To Connector)
7
NC
8
NC
9
SPOUT_L
(From IC)
10
SPOUT_L
(To Connector)
If you maintain the caps place, jumper cap
1 is on pin5, pin6 and jumper cap2 is on
pin9, pin 10.
