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Acer Aspire X3990 - Page 90

Acer Aspire X3990
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Chapter 5 82
Connecting Case Components
CPU_FAN: CPU cooling FAN Power Connector
SYS_FAN: System Cooling FAN Power Connector
Pin Signal Name Function
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
4 Control CPU FAN control
Pin Signal Name Function
1 GND System Ground
2 +12V Power +12V
3 Sense Sensor
4 CONTROL CONTROL

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