Fan Connectors (Fan1~Fan3) - AXIOMTEK IMB523R User Manual

2.5.18

Fan Connectors (FAN1~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
Board and Pin Assignments
IMB523R / 524R / 525R LGA1151 ATX Motherboard
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