ASUS M4A77 User Manual

To update the BIOS on your ASUS M4A77 motherboard, visit the ASUS support website, download the latest BIOS version, and use the ASUS EZ Flash utility found in the BIOS setup to perform the update.
If your ASUS M4A77 motherboard is not booting, check the power connections, ensure RAM is seated properly, verify CPU and cooling system installation, and clear the CMOS to reset BIOS settings.
The ASUS M4A77 motherboard supports DDR2 RAM with speeds of up to 1066 MHz, and a maximum capacity of 16GB across four slots.
To troubleshoot USB ports not working, ensure they are enabled in the BIOS, update chipset drivers, and check for power management settings in the operating system that might disable USB functionality.
If your ASUS M4A77 is overheating, ensure proper airflow in the case, clean dust from fans and heatsinks, reapply thermal paste on the CPU, and consider upgrading the cooling system.
Yes, the ASUS M4A77 motherboard has a PCIe 2.0 x16 slot that can accommodate a compatible graphics card, enhancing your system's video performance.
To reset the CMOS on your ASUS M4A77 motherboard, turn off the PC, unplug the power, remove the CMOS battery for a few minutes, then reinsert it. Alternatively, use the CLR_CMOS jumper if available.
The ASUS M4A77 motherboard features 8-channel high-definition audio, supported by the Realtek ALC887 audio codec, providing quality sound output for multimedia applications.
To enable virtualization on the ASUS M4A77, enter the BIOS setup during boot, navigate to the CPU configuration settings, and enable the virtualization technology option.
Ensure the hard drive is properly connected to the SATA port, verify the BIOS detects the drive, check cable integrity, and try different SATA ports if necessary.