User`s manual

40
2
Hardware Installation
2.6.6 Cooling Fan Connectors
Connect the CPU fan’s cable connector to the CPU fan connec-
tor (J3) on the system board. The system fan connector (J4) is
used to connect an additional cooling fan. The cooling fans will
provide adequate airflow throughout the chassis to prevent over-
heating the CPU and system board components.
CPU fan
!
!
System fan
31
Ground
Power
Sense
13
Ground
Power
Sense