ASUS P5E User Manual
![ASUS P5E Motherboard manual cover](/images/bChTxJREdhTNcuHadnbjoVIH/thumbs/thumb175x175.webp)
To update the BIOS on your ASUS P5E motherboard, download the latest BIOS file from the ASUS support website. Use the ASUS EZ Flash utility, accessible during boot by pressing Alt + F2. Follow the on-screen instructions to select and update the BIOS file from a USB drive.
If your ASUS P5E motherboard doesn't boot, first check all cable connections and ensure that RAM and GPU are properly seated. Clear the CMOS by using the jumper or removing the battery for a few minutes. Reinsert and try booting again.
To enable AHCI mode, enter the BIOS setup by pressing the Delete key during boot. Navigate to the 'Main' tab, select 'SATA Configuration', and change the mode to AHCI. Save and exit the BIOS.
The ASUS P5E motherboard supports a maximum of 8GB of DDR2 RAM, with each slot capable of handling up to 2GB.
Yes, you can use a PCIe 3.0 GPU with the ASUS P5E motherboard, as PCIe 3.0 is backward compatible with PCIe 2.0. However, the GPU will operate at PCIe 2.0 speeds.
To reset the BIOS settings to default on the ASUS P5E, enter the BIOS setup, go to the 'Exit' tab, and select 'Load Setup Defaults'. Save changes and exit the BIOS.
Ensure proper airflow by cleaning dust from the fans and heat sinks. Check that all fans are operational. Consider applying new thermal paste to the CPU. Improve case ventilation by adding additional case fans if necessary.
To configure RAID, enter the BIOS and set the SATA mode to RAID. Save and exit, then enter the RAID configuration utility by pressing Ctrl + I during boot. Follow the instructions to create and manage RAID arrays.
The ASUS P5E motherboard is compatible with Intel LGA 775 socket processors, including Core 2 Duo, Core 2 Quad, and some Pentium and Celeron models.
Ensure that all RAM sticks are properly seated and compatible with the motherboard. Check the BIOS to ensure memory remapping is enabled. Try reseating the RAM or testing each stick individually to identify any faulty modules.