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Hardware Installation
Cooling Fan Connectors
These fan connectors are used to connect cooling fans. Cooling fans
will provide adequate airflow throughout the chassis to prevent over-
heating the CPU and system board components.
X
CPU fan
1st fan
X
X
NB fan
1
3
Ground
Power
Sense
3
1
Ground
Power
Sense
X
3rd fan
1
3
Ground
Power
Sense
X
4
1
Sense
Power
Ground
Speed
Control
X
2nd fan
1
3
Ground
Power
Sense
System fan
3
1
Ground
Power
Sense