Dell Latitude LM Reference And Troubleshooting Manual page 39

Message Cause
The keyboard controller is
Keyboard con-
faulty.
troller error
If an external keyboard is
Keyboard error
being used, a cable or con-
nector may be loose or the
keyboard may be faulty.
If using the built-in key-
board, the keyboard may be
faulty.
A key on the built-in key-
board may have been
pressed while the computer
was booting.
The operating system may
Operating
be corrupted. Or the operat-
system not
ing system cannot be found
found
on the hard-disk drive or on
the diskette in the diskette
drive.
A parity error was found in
Parity check 1
the system bus at address
nnnn
nnnn.
A parity error was found in
Parity check 2
the I/O bus at address nnnn.
nnnn
The CMOS battery that
Real time
supports data stored in
clock error
NVRAM may be dead.
Shadow RAM failed at
Shadow RAM
address nnnn.
failed at off-
set: nnnn
The CMOS battery does not
CMOS battery
have enough charge to
is dead—
power the computer.
Replace and
run Setup
The primary cache internal
System cache
to the microprocessor has
error—cache
failed.
disabled
NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary in the online System User's Guide.
Table 3-2. System Error Messages
(Continued)
Action
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Run the Stuck Key Test in the Dell diagnostics. (For
instructions, see Chapter 4, "Running the Dell Diagnostics.")
Reinstall the operating system. See the documentation that
came with the operating system. If that fails to solve the
problem, call Dell for technical assistance. (For instructions,
see Chapter 5, "Getting Help.")
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Call Dell for technical assistance. (For instructions, see
Chapter 5, "Getting Help.")
Troubleshooting Your Computer 3-5