This document is a PCB circuit diagram of P5I 945GCM PRO motherboard
This manual details the connector layouts and pin assignments for the QDI P5I945GCM PRO motherboard. It includes diagrams of the ATX power‑supply connector, CPU and system fan headers, USB, audio, SATA and other system interfaces.
The document also describes procedures such as clearing the CMOS jumper and provides voltage rail specifications for the various power pins. The schematic style pages serve as a reference for assembly, troubleshooting, and system integration.
| +3.3VDC rail | +3.3VDC |
|---|---|
| -12VDC rail | -12VDC |
Unplug the AC power supply and use the CLR_CMOS jumper to reset the CMOS.
The CPU_FAN header is labeled on the connector diagram as CPU_FAN.