7

8

9

10

11

Processor exception error

Video display memory error

Optional ROM checksum error

CMOS memory error

BIOS checksum error

obtaining technical assistance.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

System Messages

The first column in Table 3 lists (in alphabetical order) system messages that may appear on the screen during the boot routine or during normal computer operation. The second column in the table lists probable causes of the messages, and the third column either provides a corrective action or refers you to a source for resolving the problem.

Table 3. System Messages

Message

8042 Gate-A20 Error

Possible Cause

The keyboard controller failed its test.

Corrective Action

If you receive this message after making changes in the system setup program, enter the program and restore the original value

(s).

Address Line Short!

Error in the address decoding circuitry in the memory.

C: Drive Error

C: Drive Failure

Cache Memory Bad, Do Not Enable Cache

Ch-2 Timer Error

CMOS Battery State Low

CMOS Checksum

Failure

CMOS Display Type Mismatch

CMOS Memory Size Mismatch

CMOS System Options Not Set

CMOS Time and Date Not Set

Diskette Boot

Failure

The hard drive is not working or is not configured correctly.

Cache memory is not operating.

System board timer error occurred.

The system configuration information in the system setup program is incorrect, or the battery charge may be low.

Drive A or B is present but has failed the BIOS POST.

Ensure that the drive is installed correctly in the chassis and defined correctly in the system setup program.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

See "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance.

Enter the system setup program and verify the system configuration; then restart the computer.

Ensure that the drive is installed correctly in the computer frame and defined correctly in the system setup program. Check the interface cable at both ends.

DMA Error

DMA 1 Error

DMA 2 Error

FDD Controller Failure

HDD Controller Failure

INTR1 Error

INTR2 Error

Error in the DMA controller on the system board.

BIOS cannot communicate with the floppy drive or hard drive controller.

Interrupt channel on the system board failed the POST.

The keyboard or system board may need to be replaced.

Ensure that the drive is installed correctly in the computer frame 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.

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Dell Dimension 2100 technical specifications System Messages