Error 0251 System CMOS checksum bad: how do I fix it? Tags: Checksum CMOS Windows 8 Last response: January 24, 2013 4:25 PM in Windows 8 Share supertroxy January 24, 2013 10:30:13 AM I DONT KNOW ELSE TO DO OPLSHELP ME!!!! More about : error 0251 system cmos checksum bad fix dodger46 a c 381 * Windows 8 January 24, 2013 11:08:35 AM Renew CMOS Battery? m 0 l evongugg January 24, 2013 11:50:13 AM Remove the battery for 30 seconds. Otherwise reflash the bios with emergency procedures, bootable floppy or usb flash drive with autoexec.bat. Please see your motherboard manual. http://rufus.akeo.ie/ m 0 l Related resources Start-up problem-- 0251 System CMOS checksum bad - Forum Start-up problem-- 0251 System CMOS checksum bad - Forum CMOS Checksum error! Warning system is in safe mode now. - Forum CMOS BAD CHECKSUM error??? - Forum Late Boot/POST, CMOS Checksum error, system date and time resetting - Forum Can't find your answer ? Ask ! Get the answer evongugg January 24, 2013 12:34:08 PM Run dxdiag and report back the manufacturer of the bios if you can. m 0 l Brett928S2 a b * Windows 8 January 24, 2013 4:25:23 PM NEW CMOS battery... m 0 l Can't find your answer ? Ask ! Publish Related resources [Solved] CMOS checksum bad time/date set error Forum CMOS Checksum Bad Error; Multiple Problems Forum [Solved] CMOS checksum bad time/date set error Forum [Solved] CMOS checksum bad time/date set error Forum CMOS error: Bad Checksum - new motherboard Forum Help Please Cmos Checksum Bad Error 8800GT Forum [ASRock] 775Dual Bios / CMOS Bad Checksum error - not battery related Forum Help, System Startup Freeze Followed by CMOS CHECKSUM ERROR Forum How did you get past the checksum error when flasing the FX 6800-01e system Forum How do I fix "System Thread Exception Not Handled" Error!!?? Forum how can i fix system configuration error after recovery? I don't have original discs. HP media center 1250m uk with windows xp Forum how can i fix the Cyclic redundancy check error with a RAW file system Forum How to fix fatal error system halted Forum File system error when opening reason 2 0 how to fix it Forum More resources Read discussions in other Windows 8 categories Configuration Customization Drivers Security !