bios change by it self

hi there!
i need some help please!after a while my bios change settings
by it self.for example 3.boot disabled after cd or floppy
or 1.boot harddrive to floopy after.also change in cpu settings
(1700xp to 11ooamd)and voltage settings from 133 to 100.date change to.
thanks for any help.
my system:amd athlon 1700xp
mainboard ecs m830 lr
320 sdram
maxtor 40gig
geforce4 mx440 64mb
windows xp pro

 

Maybe your cmos battery is dying thereby reverting to default bios.

 

a very good possibility the cmos battery is going bad. The first thing to do is change it and see if that corrects the problem.

 

hi there!
thanks for your help!!
works now!

 

Glad to help.