Pin 12
PS_ON : Power Button
Pin 24 Pin 12 : PS_ON Pin 24 : +5VSB
FAN :
CPU cooling fan connector. Wire with
FAN :
CPU cooling fan connector. Wire with
+12V voltage (most likely red wire) must be
plugged into pin2, and GROUND wires
(most likely black wire) must be plugged into
pin3. Please confirm the wire color
re-presentation with your supplier.
CAUTION:
Plug the wire into wrong connector will
1 GND
DAMAGE fan and mainboard.
2 +12V FAN3 & FAN4 for Pentium
II & Xeon
TM
CPU Fan.
3 Sense
FAN1 for Chassis Fan.
FAN2 for Power Fan.
IR1 :
Infrared / Fast Infrared module connector.
IR1
1
10
PW1 :
ATX mode +3.3/5/12V power supply connector.
11 20
14
IDE-LED : IDE devices indicator LED
connector.
IDE-LED stays ON indicates
GND on-board IDE devices in operation. The red
+5V wire of HDD connector must be connected to
the pin which is +5V.
1
+5V
2
FIRRX
3
IRRX
4
GND
5
IRTX
1 3.3V
6
+5V
11 3.3V
16 GND
2 3.3V
7
GND
12 -12V
17 GND
3 GND
8
PWRGD 13 GND
18 -5V
4 +5V
9
5VSB
14* PS_ON 19 +5V
5 GND
10 +12V
15 GND
20 +5V
* PS_ON : Soft-Off power control
(3,4) CPU FAN
(2)
PWR FAN (1) Chassis FAN
