The ATX power supply uses 20-pin connector shown below. Make sure you plug in the
right direction.
1
12. Connecting CD / MODEM
11. Connecting Front Panel Cable
13. Front Panel Audio
10. Connecting ATX Power Connector
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.
The
CD-IN
connector is used to connect CD Audio
cable from CDROM or DVD drive to onboard sound.
The
Modem-CN
connector is used to connect
Mono In/ Mic Out cable from internal modem card to
onboard sound circuit.
MODEM-CN (Red)
Connector
Pin1
Pin2
Pin3
Pin4
CD-IN
Left
GND
GND
Right
MODEM-CN
Mono In GND
GND Mic Out
CD-IN (Black)
+5V
+5V
+5V
+5V
+3.3V
+3.3V
+3.3V
COM
COM
COM
COM
COM
COM
-5V
COM
-12V
PS-ON
PW-OK
+12V
5VSB
Speaker
IDE LED
+
+
+
SPWR
+
+
ACPI & PWR
LED
Reset
1
SPWR
GND
ACPI & PWR LED
GND
+5V
NC
NC
GND
RESET
GND
NC
NC
+5V
IDE LED
IDE LED
+5V
+5V
GND
NC
SPEAKER
Attach the power LED, Keylock, speaker, and reset switch
connectors to the corresponding pins. If you enable
“Suspend Mode” item in BIOS Setup, the ACPI & Power LED
will keep flashing while the system is in suspend mode.
Locate the power switch cable from your ATX housing. It is
2-pin female connector from the housing front panel. Plug
this connector to the soft-power switch connector marked
SPWR
.
Pin 1
MIC_IN2
VREFOUT
FRONT_R
NC
FRONT_L
GND
+5V
FRONT_R
FRONT_L
1 2
9 10
