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9. Connecting ATX Power Connector
The ATX power supply uses 20-pin connector shown below. Make sure you plug in the
right direction.
10. Connect IrDA Connector
The IrDA connector can be configured to support wireless infrared module, with this
module and application software such as Laplink or Windows 95 Direct Cable
Connection, the user can transfer files to or from laptops, notebooks, PDA devices and
printers. This connector supports HPSIR (115.2Kbps, 2 meters) and ASK-IR (56Kbps).
Install the infrared module onto the IrDA connector and enable the infrared function
from BIOS Setup, UART mode select, make sure to have the correct orientation when
you plug in the IrDA connector.
Pin 1
NC
KEY
+5V
GND
IR_TX
IR_RX
COM
+5V
COM
+3.3V
+3.3V
+3.3V
-12V
COM
PS-ON
COM
11. Connecting CD / AUX / MODEM
CD-IN (Black)
AUX-IN
(Green)
MODEM-CN (Red)
+5V
COM
PW-OK
5VSB
+12V
+5V
+5V
-5V
COM
COM
If the housing has been designed with an audio port on the front panel, you'll be able to
connect onboard audio to front panel through this connector. By the way, please remove
the jumper cap from the Front Audio Connector before you connect the cable. Do not
remove this yellow jumper cap if housing without an audio port on the front panel.
1
2
GND
FP_MIC
+5V
FP_VREF
JS1
PHONE_R
KEY
NC
NC
PHONE_L
9 10
Pin 1
The CD-IN connector is used to connect CD Audio
cable from CDROM or DVD drive to onboard sound.
The AUX-IN connector is used to connect MPEG
Audio cable from MPEG card to onboard sound.
The MODEM-CN connector is used to connect
Mono In/ Mic Out cable from internal modem card to
onboard sound circuit.
Connector
Pin1
Pin2
Low ESR capacitor
CD-IN
Left
GND
AUX-IN
Left
GND
MODEM-CN
Mono In GND
12. Front Audio
Pin3
Pin4
GND
Right
GND
Right
GND
Mic Out
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