lose of bios

[amir]

can any body tell me why evry time i turn my computer on i have to do the
time and date and year in bios
to startthe computer towork i have windows xp pro.,thanks houshang

 

[pietlinden]

can any body tell me why evry time i turn my computer on i have to do the
time and date and year  in bios
to startthe computer  towork i have windows xp pro.,thanks houshang

sounds like a dead CMOS battery... wrong NG, though...