Appendix C Post Error Messages - HP Compaq dx2250 Service & Reference Manual

Table C-1 Numeric Codes and Text Messages (continued)
Control panel message
303-Keyboard Controller Error
304-Keyboard or System Unit Error
404-Parallel Port Address Conflict Detected
410-Audio Interrupt Conflict
411-Network Interface Card Interrupt Conflict IRQ address conflicts with another device.
501-Display Adapter Failure
510-Flash Screen Image Corrupted
511-CPU, CPUA, or CPUB Fan not Detected CPU fan is not connected or may have
512-Chassis, Rear Chassis, or Front Chassis
Fan not Detected
514-CPU or Chassis Fan not Detected

106 Appendix C POST Error Messages

Description
I/O board keyboard controller.
Keyboard failure.
Both external and internal ports are assigned
to parallel port X.
IRQ address conflicts with another device.
Graphics display controller.
Flash Screen image has errors.
malfunctioned.
Chassis, rear chassis, or front chassis fan is
not connected or may have malfunctioned.
CPU or chassis fan is not connected or may
have malfunctioned.
Recommended action
3. Ensure that none of the keys are
depressed.
4. Replace keyboard.
1. Reconnect keyboard with computer
turned off.
2. Replace the system board.
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.
1. Remove any parallel port expansion
cards.
2. Clear CMOS.
3. Reconfigure card resources and/or run
Computer Setup.
Enter Computer Setup and reset the IRQ in
Advanced > Onboard Devices.
Enter Computer Setup and reset the IRQ in
Advanced > Onboard Devices.
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).
Reflash the system ROM with the latest BIOS
image.
1. Reseat CPU fan.
2. Reseat fan cable.
3. Replace CPU fan.
1. Reseat chassis, rear chassis, or front
chassis fan.
2. Reseat fan cable.
3. Replace chassis, rear chassis, or front
chassis fan.
1. Reseat CPU or chassis fan.
2. Reseat fan cable.
3. Replace CPU or chassis fan.
ENWW