4 fan connector, cpu (12v, 4-pin), Table 4-5: dio connector connector pinouts – IEI Integration PCIE-Q350 v1.12 User Manual
Page 79
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PCIE-Q350 PICMG 1.3 CPU Card
Page 58
PIN NO. DESCRIPTION
PIN NO. DESCRIPTION
1 Input
0
2 Output
0
3 Input
1
4 Output
1
5 Input
2
6 Output
2
7 Input
3
8 Output
3
9
Input 4
10
Output 4
11
Input 5
12
Output 5
13 Input
6
14 Output
6
15 Input
7
16 Output
7
17 GND
18 +5V
Table 4-5: DIO Connector Connector Pinouts
4.2.4 Fan Connector, CPU (12V, 4-pin)
CN Label:
CPU_FAN1
CN Type:
3-pin header
CN Location:
CN Pinouts:
The CPU cooling fan connector provides a 12V, 500mA current to a CPU cooling fan. The
connector has a "rotation" pin to get rotation signals from fans and notify the system so the
system BIOS can recognize the fan speed. Please note that only specified fans can issue
the rotation signals.
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