Hig41uatx Rev 11 Schematic Verified -

: LGA 775, supporting Intel Core 2 Quad (up to 95W), Core 2 Duo, and Pentium processors.

If missing, check the 5V-to-3.3V standby linear regulator. It is often located near the bottom right edge of the motherboard. Step 3: Verifying the Power-On Signal Locate the front panel header. hig41uatx rev 11 schematic verified

Check the voltage at the memory slots. If the DDR3 buck controller fails to output stable power, the system will loop or hang before initializing the video controller. : LGA 775, supporting Intel Core 2 Quad

HP H-IG41-uATX (Rev 1.1) , manufactured by , is a micro-ATX motherboard commonly used in HP and Compaq desktop PCs like the Compaq 500B Step 3: Verifying the Power-On Signal Locate the

VCC_GMCHcap V sub cap C cap C _ cap G cap M cap C cap H end-sub ) : Requires a stable supply line. Southbridge ( VCC_ICHcap V sub cap C cap C _ cap I cap C cap H end-sub ) : Requires a stable 1.5V core power line. Step-by-Step Troubleshooting Workflow

What do you have available (e.g., multimeter, oscilloscope, diagnostic POST card)?

A verified H-IG41-uATX schematic provides precise voltage measurements for these components. 3. Key Sections of the Schematic