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IMB502 LGA1151 ATX Motherboard
2.4.16
Fan Connectors (CN41~CN43)
This motherboard has three fan connectors. Find fan speed option(s) at BIOS Setup
Utility: Advanced\HW Monitor\PC Health Status.
The CN41 (4x1-pin p=2.54mm) is for CPU fan connector.
Pin
Signal
1
GND
2
+12V
3
FAN Speed Detection
4
FAN Speed Control
The CN42 and CN43 (4x1-pin p=2.54mm) are for system fan connectors.
Pin
Signal
1
GND
2
+12V
3
FAN Speed Detection
4
FAN Speed Control
20
Board and Pin Assignments
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