ECX-BYT - User Guide, Rev. 1.0
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7.2.
DC5V Fan Wafer (FAN1)
The CPU FAN Wafer (FAN1) is used for the connection of the FAN for the CPU.
Figure 14: DC5V Fan Wafer FAN1
Table 20: Pin Assignment FAN1
Pin
Signal
Description
1
SENSE
Sense signal
2
+5V
Power +5 V
3
GND
Ground
Table 21: Signal description
Signal
Description
GND
Power Supply GND signal
5 V
+5 V supply for fan
SENSE
Sense input signal from the fan, for rotation speed supervision RPM (Rotations Per Minute).
The signal shall be generated by an open collector transistor or similar.