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1-2-3 DMA page register read/write failure
3-1-1 Slave DMA register failure
3-1-2 Master DMA register failure
3-1-3 Master interrupt mask register failure
3-1-4 Slave interrupt mask register failure
3-2-2 Interrupt vector loading failure
3-2-4 Keyboard Controller Test failure
3-3-1 NVRAM power loss
3-3-2 NVRAM configuration
3-3-4 Video Memory Test failure
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 following 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
The system configuration information in the system
setup program is incorrect or the battery charge
Low
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
The BIOS cannot communicate with the floppy drive
or hard drive controller.
Failure
Corrective Action
If you receive this message after you make changes in the
program, enter the system setup program and restore the original value(s).
Reseat the memory
modules.
Ensure that the drive is installed correctly in the computer and defined
correctly in the
system setup
program.
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 the system setup
program, verify the system configuration, and then
restart the computer.
Ensure that the drive is installed correctly in the computer and defined
correctly in the
system setup
program. 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 the
interface cable at both ends.
system setup
hard drive
is installed correctly in the
system setup
program. Check the
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