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Service Reference Guide, dx7300 433611-001 C–3
POST Error Messages
219 -ECC Me mo r y
Module Detected. ECC
Modules not supported
on this platform
Recently added memory
module(s) support ECC
memory error correction.
1. If additional memory was recently
added, remove it to see if the
problem remains.
2. Check product documentation for
memory support information.
301-Keyboard Error Keyboard failure. 1. Reconnect keyboard with computer
turned off.
2. Check connector for bent or missing
pins.
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 keyboard.
4. Replace system board.
404-Parallel Port
Address Conflict
Detected
Both external and internal
ports are assigned to
parallel port X.
1. Remove any parallel port expansion
cards.
2. Clear CMOS.
3. Reconfigure card resources and/or
run Computer Setup.
410 -A u di o In t er ru p t
Conflict
IRQ address conflicts with
another device.
Enter Computer Setup and reset the IRQ
in Advanced > Onboard Devices.
411- N et w or k In t er fac e
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. Re s e at t h e g ra p h ics c a r d ( i f
applicable).
2. Clear CMOS.
3. Verify that the monitor is attached
and turned on.
4. Replace the graphics card (if
applicable).
510-Flash Screen image
corrupted
Flash Screen image has
errors.
Reflash the system ROM with the latest
BIOS image
POST Error Messages (Continued)
Screen Message Probable Cause Recommended Action