Fan Connectors (Fan1, Fan2, Fan3) - AXIOMTEK IMB530 User Manual

2.4.18

Fan Connectors (FAN1, FAN2, FAN3)

This motherboard has three fan connectors. Find fan speed option(s) at BIOS Setup
Utility: Advanced\HW Monitor\PC Health Status.
The FAN1 (4x1-pin p=2.54mm) is for the the CPU fan connector.
Pin Signal
1 GND
2 +12V
3 FAN Speed Detection
4 FAN Speed Control
The FAN2 and FAN3 (4x1-pin p=2.54mm) are for system fan connectors.
Pin Signal
1 GND
2 +12V
3 FAN Speed Detection
4 FAN Speed Control
24 Board and Pin Assignments