POST Error Messages

POST Error Messages

Screen Message

Beeps*

Probable Cause

Recommended Action

 

 

 

 

402-Monochrome

1L, 2S

Monochrome display

Replace monochrome display

Adapter Failure

 

controller.

controller.

 

 

 

 

403-Parallel Port 3

2S

IRQ address conflicts

Reset the IRQ.

Address Assignment

 

with another device.

 

Conflict

 

 

 

 

 

 

 

404-Parallel Port

2S

Both external and

Remove any parallel expansion

Address Conflict

 

internal ports are

cards.

Detected

 

assigned to parallel port

Clear CMOS.

 

 

X.

Reconfigure card resources and/or

 

 

 

 

 

 

run Computer Setup (F10 Setup).

 

 

 

 

410-Audio Interrupt

2S

IRQ address conflicts

Reset the IRQ.

Conflict

 

with another device.

 

 

 

 

 

411-Network Interface

2S

IRQ address conflicts

Reset the IRQ.

Card Interrupt Conflict

 

with another device.

 

 

 

 

 

501-Display Adapter

1L, 2S

Graphics display

Reseat the graphics card (if

Failure

 

controller.

applicable).

 

 

 

Clear CMOS.

 

 

 

Verify that the monitor is attached

 

 

 

and turned on.

 

 

 

Replace the graphics controller.

 

 

 

 

510-Splash Screen

None

Splash Screen image

Install latest version of ROMPaq to

image corrupted

 

has errors.

restore image.

 

 

 

 

511-CPU, Rear, or Front

None

Fan is not connected or

Reseat fan cable.

Fan not detected

 

may have

Replace the fan.

 

 

malfunctioned.

 

512-Chassis fan not

None

Fan is not connected,

detected

 

may have

 

 

malfunctioned, or fan

 

 

driver on system board is

 

 

not working.

Reseat fan cable. Replace the fan. Replace system board.

601-Diskette Controller

None

Diskette controller

Run Computer Setup (F10 Setup).

Error

 

circuitry or floppy drive

Check and/or replace cables.

 

 

circuitry incorrect.

Clear CMOS.

 

 

 

 

 

 

Replace diskette drive.

 

 

 

Replace the system board.

 

 

 

 

602-Diskette Boot

None

Diskette in drive A not

Replace the diskette.

Record Error

 

bootable.

 

 

 

 

 

* L = Long, S = Short

 

 

 

 

C–4

Service Reference Guide