3301690 CPU Card
The CPU_FAN1 CPU 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.
PIN
1
2
3
DESCRIPTION
Ground
+12V
Rotation Signal
Table 3-7: Cooling Fan Connector Pinouts
Figure 3-8: Cooling Fan Connector Locations
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