How do I fix main BIOS checksum error?

How to Fix CMOS Checksum Errors

  1. Restart the computer. A normal restart usually creates a new checksum and eliminates the error.
  2. Download and flash a BIOS update. Download the update from the motherboard manufacturer’s website.
  3. Reset the BIOS.
  4. Replace the CMOS battery.
  5. Consult a technician or computer repair expert.

What is checksum in bios?

Before the boot code in the BIOS is executed, though, the BIOS data is checked for authenticity by comparing one of its values, known as a checksum, against a value stored in a memory chip called CMOS; if the values match, it means that everything is working correctly, so the boot code is executed and the computer …

What does checksum bad mean?

A bad checksum error results when the file fails this check, meaning that some part of the data no longer corresponds to the original. If your data fails a checksum verification, it usually means that you need to replace it from a backup or otherwise reconstruct the affected file.

How is checksum error detection calculated?

In checksum error detection scheme, the data is divided into k segments each of m bits. In the sender’s end the segments are added using 1’s complement arithmetic to get the sum. The sum is complemented to get the checksum.

How do I check for BIOS errors?

Login into the BIOS by hitting the Delete or F2 key (depending on your motherboard) during your computer’s boot process (when you see the BIOS screen pop up). Navigate to the Tools Tab. You should see an item called Profile.

How do I reset the BIOS on the gigabyte ga-x58a-ud3r?

The traditional way of resetting the BIOS when it doesn’t boot is to open the case and place a jumper on the motherboard or remove the battery for several minutes. Most newer motherboards include a reset button near the peripheral ports. The Gigabyte GA-X58A-UD3R uses this more convenient method.

Is the gaga-x58a-ud3r a good motherboard?

GA-X58A-UD3R (rev. 2.0) GIGABYTE’s entire line of X58-based motherboards are ready to support the new generation of Intel 32nm 6-core processors, delivering the very best platform for multitasking, multimedia and high performance gaming.

Does the gigabyte ga-x58a-ud3r support triple channel DDR3?

With the memory controller integrated directly into the processor die, the GIGABYTE GA-X58A-UD3R also supports triple channel DDR3 memory for blazing fast memory performance.