Compaq Presario 2100 and 2500 ,NX 9000 Pavilion ZE4000 Ze5000 XT Series Keyboard -AEKT1TPU011 CD-ROM Drive "cmos checksum bad date time" Questions

...CMOS Checksum Error, which refers to corrupted values of the CMOS settings, the ones you set through the BIOS setup program. This error means the contents of the BIOS code itself are damaged. During ...