Chapter 5
66
CPU_FAN: CPU Cooling FAN Power Connector
ATX1: ATX 24-pin Power Connector
SYS_FAN: System Cooling FAN Power Connector
ATX_12V: ATX 12V Power Connector
Pin
Signal Name
Function
1
GND System
Ground
2 +12V
Power
+12V
3 Sense
Sensor
4 PWM
PWM
Pin
Signal Name
Pin
Signal Name
1 +3.3V
13
+3.3V
2 +3.3V
14
-12V
3 Ground
15
Ground
4 +5V
16
PS_ON
5 Ground
17
Ground
6 +5V
18
Ground
7 Ground
19
Ground
8 PWRGD
20
-5V
9 +5VSB
21
+5V
10 +12V
22 +5V
11 +12V
23 +5V
12 +3.3V
24 Ground
Pin
Signal Name
Function
1 GND
System
Ground
2 +12V
Power
+12V
3
Sense Sensor
Pin
Signal Name
1 Ground
2 Ground
3 +12V
4 +12V