Show more Language: English Content location: United States Restricted Mode: Off History Help Loading... If that doesn't help, the cmos battery is probably too weak or dead - replace it. After that, you'll probably need to venture into the BIOS to reset the clock and double-check other system settings (like boot priority). Btw.. http://gatoisland.com/checksum-error/bios-ram-checksum-error.php
Charlie Charles 346,273 views 2:55 PC repair for DUMMIES - how to change a CMOS battery - Duration: 3:08. Check here for the update procedure - http://support.asus.com/Docume.....38;no=1704 Download the latest BIOS file (I would suggest not the beta) and BIOS updater from here http://support.asus.com/downlo.....XlhuhUUW38 Just a word of caution, be probably its not a 'CMOS" error.. I just flashed the Bios on a computer I was working on because it had some major updates.
when i start the pc from the main supply it shows : cmos checksum error . data updated ERROR, system CMOS checksum bad-default config. How-To Videos How to make a Windows 10 recovery drive View more PCWorld videos »