Table C-1Numeric Codes and Text Messages (continued)

Control panel message

Description

Recommended action

 

 

 

 

 

 

3.

Ensure that none of the keys are

 

 

 

depressed.

 

 

4.

Replace keyboard.

 

 

 

 

303-Keyboard Controller Error

I/O board keyboard controller.

1.

Reconnect keyboard with computer

 

 

 

turned off.

 

 

2.

Replace the system board.

 

 

 

 

304-Keyboard or System Unit Error

Keyboard failure.

1.

Reconnect the keyboard with computer

 

 

 

turned off.

 

 

2.

Ensure that none of the keys are

 

 

 

depressed.

 

 

3.

Replace the keyboard.

 

 

4.

Replace the system board.

 

 

 

 

404-Parallel Port Address Conflict Detected

Both external and internal ports are assigned

1.

Remove any parallel port expansion

 

to parallel port X.

 

cards.

 

 

2.

Clear CMOS.

 

 

3.

Reconfigure card resources and/or run

 

 

 

Computer Setup.

 

 

 

410-Audio Interrupt Conflict

IRQ address conflicts with another device.

Enter Computer Setup and reset the IRQ in

 

 

Advanced > Onboard Devices.

 

 

 

411-Network Interface Card Interrupt Conflict

IRQ address conflicts with another device.

Enter Computer Setup and reset the IRQ in

 

 

Advanced > Onboard Devices.

 

 

 

 

501-Display Adapter Failure

Graphics display controller.

1.

Reseat the graphics card (if applicable).

 

 

2.

Clear CMOS.

 

 

3.

Verify monitor is attached and turned

 

 

 

on.

 

 

4.

Replace the graphics card (if possible).

 

 

 

510-Flash Screen Image Corrupted

Flash Screen image has errors.

Reflash the system ROM with the latest BIOS

 

 

image.

 

 

 

 

511-CPU, CPUA, or CPUB Fan not Detected

CPU fan is not connected or may have

1.

Reseat CPU fan.

 

malfunctioned.

2.

Reseat fan cable.

 

 

 

 

3.

Replace CPU fan.

512-Chassis, Rear Chassis, or Front Chassis Fan not Detected

Chassis, rear chassis, or front chassis fan is 1.

Reseat chassis, rear chassis, or front

not connected or may have malfunctioned.

chassis fan.

 

2.

Reseat fan cable.

 

3.

Replace chassis, rear chassis, or front

 

 

chassis fan.

 

 

 

514-CPU or Chassis Fan not Detected

CPU or chassis fan is not connected or may 1.

Reseat CPU or chassis fan.

 

have malfunctioned.

 

 

2.

Reseat fan cable.

 

3.

Replace CPU or chassis fan.

 

 

 

106 Appendix C POST Error Messages

ENWW