
PICOe-HM650 Half-size PCIe CPU Card
Page 23
The cooling fan connector provides a 12V, 500mA current to the 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.
Figure 3-8: CPU Fan Connector Location
Pin Description
1 GND
2 +12V
3 Rotation Signal
4 Control
Table 3-9: CPU Fan Connector Pinouts
3.2.8 Fan Connector (System)
CN Label: SYS_FAN1
CN Type:
3-pin wafer (1x3)
CN Location:
See
6Figure 3-9
CN Pinouts:
See
6Table 3-10
The cooling fan connector provides a 12V, 500mA current to the 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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