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10. Connecting ATX Power Connector
The ATX power supply uses 20-pin connector shown below. Make sure you plug in the
right direction.
11. Connecting Front Panel Cable
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.
COM
+5V
COM
+3.3V
+3.3V
+3.3V
-12V
COM
PS-ON
COM
1
+
IDE LED
+
+
+
+
Speaker
1
NC
SPWR
NC
GND
+5V
ACPI & PWR LED
IDE LED
GND
IDE LED
+5V
+5V
NC
+5V
NC
GND
GND
NC
RESET
SPEAKER
GND
12. Connecting CD / MODEM
CD-IN (Black)
+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
SPWR
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.
ACPI & PWR
LED
1
2
GND
MIC_IN2
+5V
VREFOUT
Reset
FRONT_R
FRONT_R
NC
FRONT_L
FRONT_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 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
CD-IN
Left
MODEM-CN
Mono In GND
13. Front Panel Audio
Pin2
Pin3
Pin4
GND
GND
Right
GND
Mic Out
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