ASUS M4A77TD User Manual
![ASUS M4A77TD Motherboard manual cover](/images/oVWRhtCVbWlSTrDKDgQtNOzZ/thumbs/thumb175x175.webp)
To update the BIOS, download the latest BIOS file from the ASUS support website. Copy it to a USB drive, restart your computer, enter the BIOS setup by pressing the 'Delete' key, and use the EZ Flash utility to update the BIOS.
Check the power connections, ensure RAM and CPU are properly seated, reset the CMOS, and disconnect all peripherals except the keyboard and mouse. If the issue persists, try a different power supply.
Enter the BIOS setup by pressing the 'Delete' key during boot, navigate to the 'Advanced' tab, select 'CPU Configuration', and enable the 'Secure Virtual Machine Mode'. Save the changes and exit.
The ASUS M4A77TD motherboard supports DDR3 memory modules with a frequency of 1600(O.C.)/1333/1066 MHz, up to a maximum of 16GB.
To clear the CMOS, turn off the computer, unplug the power supply, locate the CMOS jumper near the battery on the motherboard, move the jumper from pins 1-2 to 2-3 for about 10 seconds, then move it back to pins 1-2.
No, the ASUS M4A77TD does not support dual graphics card configurations as it only has one PCIe x16 slot.
Ensure the audio drivers are updated, check the BIOS to ensure that onboard audio is enabled, and verify the audio settings in the operating system. Also, check the connections and try different speakers or headphones.
Ensure that the case has good airflow, clean the dust from fans and heatsinks, consider adding additional case fans, and use thermal paste on the CPU for better heat dissipation.
The ASUS M4A77TD motherboard supports AMD AM3 multi-core processors, including the Phenom II, Athlon II, and Sempron 100 series, with a maximum TDP of 140W.
Refer to the motherboard manual for the exact pin layout. Typically, the front panel header is located on the bottom right of the motherboard and includes connectors for power switch, reset switch, HDD LED, and power LED.