The ATX power supply uses 20-pin connector shown below. Make sure you plug in the
right direction.
1
11. Connecting CD / AUX_IN / Modem (Optional)
10. Connecting Front Panel Cable
12. Front Audio (Upgrade Optional)
9. 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
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.
MODEM-CN (Red)
Connector
Pin1
Pin2 Pin3
Pin4
CD-IN
Left
GND GND
Right
AUX_IN
Left GND GND
Right
Modem-CN
Mono In GND GND Mic Out
AUX-IN
(Green)
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
PHONE_R
NC
PHONE_L
GND
+5V
NC
NC
1 2
9 10
