Compaq Presario 5000 Series - Page 180

Keyboard Error Keyboard, I/O keyboard
controller (on system board),
or mouse error.
Replace the keyboard.1.
Replace the mouse.2.
Replace the system board.3.
Operating System not found Operating system cannot be
located on either drive A: or
C:.
Run Setup.
Parity Check 1 Parity error found in the
system bus.
Run Setup.1.
Replace the memory
modules.
2.
Replace the system board.3.
Parity Check 2 Parity error found in the I/O
bus.
Run Setup.1.
Replace the ISA board
(modem).
2.
Real Time Clock Error Real-time clock fails BIOS test. Replace the system
board.
System Battery is Dead RTC battery is dead. Replace the RTC battery.1.
Run Setup.2.
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System BIOS Shadowed System BIOS copied to Shadow
RAM.
Status Message: no
action required.
System Cache Error RAM cache failed the BIOS
test.
Run Setup.
System CMOS Checksum Bad CMOS is corrupted or modified
incorrectly.
Run Setup.
System RAM failed at Offset,
nnn
System RAM failed. Replace the 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.