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Computer time date to be reset every boot and F4

Last response: in Motherboards
April 9, 2012 8:24:08 PM

Every time Boot comp it prompt to
A driver error.
CMOS/GPNV checksum bad
CMOS date/time not set
Press F4 to sun set up.

Time and date set will be return to bqck to12/2006 always.

Dual boot OS W8CP x64 as default, if i choose win XP x86 it will again Prompt F4 to resume.

MOBO Intel DSA865,Pentium D 2.66Ghz, 2x1GB DDR 400MHz, Window 8CP x64/Windows XP x86 dual boot in 2 hard drives. nVidia7600GTX 512MB GRaphic. DVD combo drive,No floppy drive.
a c 95 V Motherboard
April 9, 2012 11:13:23 PM

Time to replace the RTC battery (Lithium CR 2032) located on the motherboard. It is also referred to as CMOS battery. Doing so will reset the computer to factory defaults.
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