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

 

 

 

 

 

 

 

 

 

 

Message

Possible Cause

Corrective Action

8042 Gate-A20

The keyboard controller failed

If you receive this message after you

error

 

its test.

make changes in the system setup

 

 

 

 

 

program, enter the system setup

 

 

 

 

 

program and restore the original value

 

 

 

 

 

(s).

 

 

 

Address Line

An error in the address

Reseat the memory modules.

Short!

 

decoding circuitry in the

 

 

 

 

memory has occurred.

 

C: Drive Error

The hard drive is not working

Ensure that the drive is installed

 

 

 

or is not configured correctly.

correctly in the computer and defined

C: Drive Failure

 

 

correctly in the system setup program.

 

 

 

 

 

 

Cache Memory

The cache memory is not

See "Contacting Dell" in your Owner's

Bad, Do Not

operating.

Manual for instructions on obtaining

Enable Cache

 

 

technical assistance.

CH-2 Timer Error

An error is occurring on the

See "Contacting Dell" in your Owner's

 

 

 

timer on the system board.

Manual for instructions on obtaining

 

 

 

 

 

technical assistance.

 

 

 

CMOS Battery

The system configuration

Enter the system setup program, verify

State Low

information in the system

the system configuration, and then

 

 

 

setup program is incorrect or

restart the computer.

CMOS Checksum

the battery charge may be

 

low.

 

Failure

 

 

 

 

CMOS System

 

 

 

Options Not Set

 

 

 

CMOS Display

 

 

 

Type Mismatch

 

 

 

CMOS Memory Size

 

 

 

Mismatch

 

 

 

CMOS Time and

 

 

 

Date Not Set

 

 

 

 

 

 

Diskette Boot

Drive A or B is present but

Ensure that the drive is installed

Failure

has failed the BIOS POST.

correctly in the computer and defined

 

 

 

 

 

correctly in the system setup program.

 

 

 

 

 

Check the interface cable at both ends.

 

 

 

DMA Error

Error in the DMA controller on

The keyboard or system board may need

 

 

 

the system board.

to be replaced.

DMA 1 Error

 

 

 

DMA 2 Error

 

 

 

 

 

 

FDD Controller

The BIOS cannot communicate

Ensure that the floppy drive or the hard

Failure

with the floppy drive or hard

drive is installed correctly in the

 

 

 

drive controller.

computer and defined correctly in the

HDD Controller

 

 

system setup program. Check the

 

 

interface cable at both ends.

Failure

 

 

 

 

 

 

 

 

INTR1 Error

An interrupt channel on the

The keyboard or system board may need

Page 6
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Dell 9100 Message Possible Cause Corrective Action, Program, enter the system setup, Reseat the memory modules