DIGIT-ARC read-only archive · snapshot: July 23, 2026

CPU ratio fails

11 posts · originally from https://geek.digit.in/community/threads/cpu-ratio-fails.100022/

sharma_atul85
sharma_atul85 Original post #1
Oct 17, 2008 at 4:42 PM
hello frnz when I strt my PC an error is displayed which states as::

CMOS checksum error.....
CPU ratio failed check ur BIOS setup and save before exit
-------------------------------------
i changed d CMOS cell also put d processor back in its position after cleaning sink etc....
but d problem is still not solved also am not able to get into BIOS...when try to do so PC hangs..
comp@ddict
Oct 17, 2008 at 8:44 PM
Plz mention config, and check if u put the PROCC back properly at all
swatkat
swatkat #3
Oct 18, 2008 at 12:17 AM
Hmmm... "CMOS checksum error" occurs when motherboard CMOS battery is weak... You may need to replace it!
*www.pcguide.com/ts/x/sys/booterrGBER08-c.html
*www.computerhope.com/issues/ch000237.htm
sharma_atul85
Oct 18, 2008 at 11:26 AM
config includes PIV 2.66ghz ,915 p4m800 via chipset ..n i have changed d cmos cell bt all in vain

n vats dat PROCC ??? neway?
P
paroh #5
Oct 18, 2008 at 2:04 PM
If CMOS battery replacement not work. Try to update ur bios firmware
sharma_atul85
Oct 18, 2008 at 3:05 PM
bt am unable to get into BIOS setup!!!
P
paroh #7
Oct 18, 2008 at 5:53 PM
u don't need to enter into bios setup. just run the os and download the updated bios .
There will be a readme how to do a firmware bios update follow it
comp@ddict
Oct 18, 2008 at 6:04 PM
config includes PIV 2.66ghz ,915 p4m800 via chipset ..n i have changed d cmos cell bt all in vain

n vats dat PROCC ??? neway?

Processor, duh. And do as ^^^^^ recommended and post results
sharma_atul85
Oct 18, 2008 at 6:30 PM
dear my pc doesn't boot n hangs while booting n displaya d error cmos checksum error n cpu ratio fails
sharma_atul85
Oct 20, 2008 at 10:00 AM
2day i opened up d sink again n tried 2 keep d alignment in right position n well... it worked!!! nw am sti;; gettin d same message again bt am able 2 continue d bootin process by pressin F1 as indicated in d beginning...
bt still aftr smtime it hangs....i hope its mainly d problem of sink alignment ..is it so???
sharma_atul85
Oct 24, 2008 at 2:42 PM
so aftr lookin 4 so long i at last changed d sink for 250/- n it works!!!!!
neway thanx 4 ur valuable suggestions ...