Datasheet

Intel Desktop Board D875PBZ Technical Product Specification
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NOTE
Do not use a standard ATX power supply. The Desktop Board D875PBZ will not boot with a
standard ATX power supply. Use only ATX12V-compliant power supplies with the Desktop Board
D875PBZ. ATX12V power supplies have an additional power lead that provides required
supplemental power for the Intel Pentium 4 processor. The Desktop Board D875PBZ will not boot
if the ATX12V power supply is not connected to both the 4-pin and 20-pin power connectors.
For information about Refer to
The power connector Section 1.12.2.1, page 44
The functions of the fan connectors Section 1.12.2.2, page 44
Table 24. Rear Chassis Fan Connector
Pin Signal Name
1 Control
2 +12 V
3 TACH
Table 25. ATX12V Power Connector
Pin Signal Name Pin Signal Name
1 Ground 2 Ground
3 +12 V 4 +12 V
Table 26. Voltage Regulator Fan Connector
Pin Signal Name
1 Control
2 +12 V
3 TACH
Table 27. Processor Fan Connector
Pin Signal Name
1 Control
2 +12 V
3 TACH