User`s manual

SHB108 LAG1155 Full-Size SBC User’s Manual
Jumpers And Connectors
19
2.4.14 ATX 8 Pin 12V IN Connector (ATX1)
You can connect it to the ATX12V power supply for CPU Core
Voltage.
Pin
Signal
1
GND
2
GND
3
GND
4
GND
5
+12V
6
+12V
7
+12V
8
+12V
2.4.15 A CPU fan is always needed for cooling CPU
heat (FAN1)
The CPU fan connector FAN1 provides power to the CPU fan.
Pin
Signal
1
Ground
2
+12V
3
Rotation Detection
4
Speed Control
2.4.16 System & Auxiliary Fan Connectors (FAN2,
FAN3)
You can connect the system cooling fan cable to FAN2/FAN3 for
system cooling fan power.
Pin
Signal
1
GND
2
+12V
3
Rotation Detection