Filter
Top Products
System Diagnostics and
Troubleshooting
Power On Self Test (POST) and Error Messages 167
304—Keyboard or System
Unit Error
Keyboard failure. 1. Reconnect the keyboard with workstation
turned off.
2. Be sure that none of the keys are pressed.
3. Replace keyboard.
4. Replace system board.
501—Display Adapter
Failure
Graphics display controller. 1. Reseat the graphics card (if applicable).
2. If using PCI Express card with auxiliary power
cable, be sure it is attached.
3. Clear CMOS.
4. Verify that the monitor is attached and
turned on.
5. Replace the graphics controller.
510—Splash Screen image
corrupted
Splash Screen image has errors. Install latest version of ROMPaq to restore image.
511—CPU0 or CPU1 Fan
not detected
Fan is not connected or might have
malfunctioned.
1. Reseat fan cable.
2. Reseat the fan.
3. Replace the fan.
512—Chassis, rear chassis,
or front chassis fan not
detected
Fan is not connected, might have
malfunctioned.
1. Reseat chassis, rear chassis, or front chassis
fan cable.
2. Reseat chassis, rear chassis, or front
chassis fan.
3. Replace chassis, rear chassis, or front
chassis fan.
601—Diskette Controller
Error
Diskette controller circuitry or
diskette drive circuitry incorrect.
1. Run Computer Setup (F10 Setup).
2. Check and replace cables.
3. Clear CMOS.
4. Replace diskette drive.
5. Replace the system board.
605—Diskette Drive Type
Error
Mismatch in drive type. 1. Run Computer Setup (F10 Setup).
2. Disconnect any other diskette controller
devices (tape drives).
3. Clear CMOS.
611—Primary Diskette Port
Address Assignment Conflict
Configuration error. 1. Run Computer Setup (F10 Setup).
2. Remove expansion cards.
3. Clear CMOS.
912—Computer Cover Has
Been Removed Since Last
System Start Up
Access panel has been removed. No action required.
917—Front Audio Not
Connected
The front audio cable is not
connected.
Connect front audio cable.
918—Front USB Not
Connected
Front USB is not connected. Connect front USB cable.
Table 5-38 POST Error Messages (continued)
Screen Message Probable Cause Recommended Action