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English
English
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Intel
ICH9R
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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
X
CPU fan
2nd fan
System fan
X
NB fan
1st fan
1
3
Ground
Power
N. C.
X
X
X
Sense
Power
Ground
Speed
Control
1
4
1
3
Ground
Power
N. C.
1
3
Ground
Power
N. C.
Fan 3
3
1
Ground
Power
N. C.
3
1
Ground
Power
N. C.