This board is built on the chipset, designed for the aging but versatile LGA 775 socket. Socket Type: LGA 775. Chipset: Intel G41 (Northbridge) and ICH7 (Southbridge).

Compatible with Intel Core 2 Quad, Core 2 Duo, Pentium Dual-Core, and Celeron processors.

Furthermore, the SIO is integral to the power switching logic. The schematic illustrates how the front panel power button signal is routed through the SIO to the ATX power supply connector. For repair professionals, this section is critical for diagnosing "dead" boards where the power supply works, but the motherboard refuses to activate.

Once you have the Rev 1.1 PDF, focus on these critical pages: