Fan Connector (Cpu); Figure 3-10: Cpu Fan Connector Location; Table 3-9: Cpu Fan Connector Pinouts - IEI Technology IMBA-Q170-i2 User Manual

3.2.9 Fan Connector (CPU)

CN Label: CPU_FAN1
4-pin wafer, p=2.54 mm
CN Type:
CN Location: See Figure 3-10
CN Pinouts: See Table 3-9
The fan connector attaches to a CPU cooling fan.

Figure 3-10: CPU Fan Connector Location

Pin Description
1 GND
2 +12V
3 FANIO
4 PWM

Table 3-9: CPU Fan Connector Pinouts

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IMBA-Q170-i2 ATX Motherboard