Intel D975XBX2 - Desktop Board Motherboard - Thermal Monitoring; Sensors and Fan Connectors

Intel Desktop Board D975XBX2 Technical Product Specification
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1.12.2 Thermal Monitoring
Figure 13 shows the location of the sensors and fan headers.
Item Description
A Thermal diode, located on processor die
B Ambient temperature sensor, internal to hardware monitoring and fan control ASIC
C Remote ambient temperature sensor
D Processor fan header
E Rear chassis fan header
F Front chassis fan header
G Auxiliary chassis fan header
Figure 13. Sensors and Fan Connectors