connect the keyboard.
Replace the keyboard and
restart.
2.
Replace the system board and
retest.
3.
303-xx
Keyboard LED test, 8042 self-test failed
304-xx
Keyboard typematic test failed
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Monitor (VGA or Flat-Panel) Error Codes
Error Code: Description: Recommended Action:
501-xx
Video controller test failed The following step applies to error
codes 501-xx through 516-xx:
Replace the system board and
retest.
502-xx
Video memory test failed
503-xx
Video attribute test failed
504-xx
Video character set test failed
505-xx
Video 80 x 25 mode 9 x 14 character cell
test failed
506-xx
Video 80 x 25 mode 9 x 14 character cell
test failed
507-xx
Video 40 x 25 mode test failed
508-xx
Video 320 x 200 mode color set 0 test
failed
509-xx
Video 320 x 200 mode color set 1 test
failed
510-xx
Video 640 x 200 mode test failed
511-xx
Video screen memory page test failed
512-xx
Video gray scale test failed
514-xx
Video white screen test failed
516-xx
Video noise pattern test failed
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Disk Drive Error Codes
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