ASUS P5QLD PRO User Manual
![ASUS P5QLD PRO Motherboard manual cover](/images/qmXvqjWqsGHqwDmNRTMMpTOQ/thumbs/thumb175x175.webp)
To update the BIOS on your ASUS P5QLD PRO motherboard, download the latest BIOS version from the ASUS support website. Use the ASUS EZ Flash utility within the BIOS setup to select the downloaded file and update the BIOS. Always ensure to back up your current BIOS and follow instructions carefully to avoid issues.
The ASUS P5QLD PRO motherboard supports DDR2 RAM. It has four DIMM slots and can support up to 16GB of RAM, with speeds of 667/800/1066 MHz. Always verify compatibility and install RAM sticks from reputable manufacturers.
If your motherboard does not power on, check the power supply connections to the motherboard. Ensure the power supply is working by testing it with a different system. Inspect for any visible damage or overheating on the motherboard, and try clearing the CMOS to reset the BIOS settings.
If the USB ports are not functioning, check the BIOS settings to ensure USB support is enabled. Update the motherboard's chipset drivers from the ASUS support website. Also, examine the physical condition of the ports for any damage or debris.
Yes, you can use a PCIe 3.0 graphics card on the ASUS P5QLD PRO motherboard. The motherboard has a PCIe 2.0 x16 slot, and PCIe 3.0 cards are backward compatible with PCIe 2.0 slots, though they will operate at PCIe 2.0 speeds.
To reset the CMOS, power down your computer and unplug it. Locate the CMOS jumper near the battery on the motherboard. Move the jumper from the default position to the reset position, wait a few seconds, and then return it to the default position. Alternatively, you can remove the CMOS battery for a few minutes and then reinsert it.
The ASUS P5QLD PRO motherboard supports Intel processors with the LGA 775 socket, including Core 2 Quad, Core 2 Duo, Pentium, and Celeron. The maximum supported CPU is the Intel Core 2 Quad Q9650. Ensure to update the BIOS to the latest version for the best compatibility.
To improve cooling, ensure that your case has adequate airflow by installing additional case fans if necessary. Consider upgrading the CPU cooler and ensuring that all components are dust-free. Use thermal paste properly when installing a CPU cooler for optimal heat transfer.
To enable AHCI mode, enter the BIOS setup by pressing the 'Del' key during boot. Navigate to 'Main' > 'SATA Configuration' and set the SATA mode to AHCI. Save and exit the BIOS. Note that changing this setting after installing the operating system may cause boot issues unless the OS is configured to use AHCI.
Refer to the motherboard manual for the front panel connector pin layout. The connectors typically include power switch, reset switch, power LED, and HDD LED. Align the connectors from the case with the pins on the motherboard according to the labels and polarity markings provided in the manual.