IEI Integration IMBA-Q670 v2.10 - Manual (Page 39)

IMBA-Q670 ATX Motherboard
Page 23
Figure 3-6: Digital I/O Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 GND 2 VCC
3 Output 3 4 Output 2
5 Output 1 6 Output 0
7 Input 3 8 Input 2
9 Input 1 10 Input 0
Table 3-6: Digital I/O Connector Pinouts
3.2.6 Fan Connector (CPU)
CN Label: CPU_FAN1
CN Type: 4-pin wafer
CN Location: See Figure 3-7
CN Pinouts: See Table 3-7
The fan connector attaches to a CPU cooling fan.