
Compact Board PCM-QM77
Chapter 2 Quick Installation Guide 2-57
21
BUSY IN
22
GND GND
23
PE IN
24
GND GND
25
SLCT IN
26
NC
2.55 System Fan Connector (CN45)
GND
123
FAN_POWER
FAN_TAC
Pin Pin Name Signal Type Signal Level
1
GND
GND
2
FAN_POWER
PWR +12V
3
FAN_TAC
IN
2.56 Digital IO Port 1 Connector (CN46)
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