3-4-1 Screen initialization failure
3-4-2 Screen retrace failure
3-4-3 Search for video ROM failure
4-2-1 No time tick
4-2-2 Shutdown failure
4-2-3 Gate A20 failure
4-2-4 Unexpected interrupt in protected mode
4-3-3 Timer-chip counter 2 failure
4-3-4 Time-of-day clock stopped
4-4-1 Serial or parallel port test failure
4-4-4 Cache test failure
System Messages
NOTE:
If the message you received is not listed in the table, see the documentation for either the operating system or the program that was running
when the message appeared.
Message
Possible Cause
8042 Gate-A20 error
The keyboard controller failed its test.
Address Line Short!
An error in the address decoding circuitry in the
memory has occurred.
C: Drive Error
The hard drive is not working or is not configured
correctly.
C: Drive Failure
Cache Memory Bad, Do
The cache memory is not operating.
Not Enable Cache
CH-2 Timer Error
An error is occurring on the timer on the system
board.
CMOS Battery State Low
The system configuration information in system
setup is incorrect or the battery charge may be
low.
CMOS Checksum Failure
CMOS System Options
Not Set
CMOS Display Type
Mismatch
CMOS Memory Size
Mismatch
CMOS Time and Date Not
Set
Diskette Boot Failure
Drive A or B is present but has failed the BIOS
POST.
DMA Error
Error in the DMA controller on the system board.
DMA 1 Error
DMA 2 Error
FDD Controller Failure
The BIOS cannot communicate with the floppy
drive or hard drive controller.
HDD Controller Failure
INTR1 Error
An interrupt channel on the system board failed
to POST.
INTR2 Error
Invalid Boot Diskette
The operating system cannot be located on drive
A or drive C.
The BIOS has detected a stuck key.
Keyboard Error
KB/Interface Error
An error occurred with the keyboard connector.
No ROM Basic
The operating system cannot be located on drive
A or drive C.
Corrective Action
If you receive this message after you make changes in system setup,
system setup
and restore the original value(s).
Reseat the
memory
modules.
Ensure that the
drive
is installed correctly in the computer and defined
correctly in
system
setup.
See "Contacting Dell" in your Owner's Manual for instructions on obtaining
technical assistance.
See "Contacting Dell" in your Owner's Manual for instructions on obtaining
technical assistance.
Enter system
setup, verify the system configuration, and then restart the
computer.
Ensure that the drive is installed correctly in the computer and defined
correctly in
system
setup. Check the interface cable at both ends.
The keyboard or
system board
may need to be replaced.
Ensure that the floppy drive or the
computer and defined correctly in
both ends.
The keyboard or
system board
may need to be replaced.
Enter system setup
and confirm that drive A or drive C is properly identified.
Ensure that nothing is resting on the keyboard; if a key appears to be stuck,
carefully pry it up. If the problem persists, you may need to replace the
keyboard.
Ensure that nothing is resting on the keyboard; if a key appears to be stuck,
carefully pry it up. If the problem persists, you may need to replace the
keyboard.
Enter system setup
and confirm that drive A or drive C is properly identified.
hard drive
is installed correctly in the
system
setup. Check the interface cable at
enter