System CMOS
Checksum Bad
CMOS is corrupted or modified
incorrectly
Run Setup.
System RAM Failed
at Offset, nnn
System RAM failed Replace memory modules.
System Timer Error DMA, timers, etc. Replace the system board.
UMB Upper Limit
Segment Address
nnn
Displays the address nnn of the upper
limit of Upper Memory Blocks,
indicating released segments of the
BIOS
Status message. No action required.
Video BIOS
Shadowed
Video BIOS successfully copied to
shadow RAM
Status message. No action required.