IBM MICRO TOWER 2169 Hardware Maintenance Manual page 105

002 - IS THE SCREEN READABLE? (YES, READ AHEAD.
NO, GO TO STEP 004)
NOTE: If the screen shows a blinking cursor with no memory
count running, answer this question "No".
q
Select Interactive Tests from the Main Menu.
q
Select and execute Video test from the menu.
q
Follow the prompts and perform the video test.
q
Go to "Index of Symptoms, Messages, Error Codes, or
Beeps" on page 74.
NOTE: You might have to adjust the monitor controls to
obtain the best image.
003 - DOES THE MONITOR SUCCESSFULLY PASS ALL
TESTS? (YES, READ AHEAD. NO, GO TO STEP
004)
q
You have successfully completed the video diagnostics
tests. If the problem remains, go to "Index of Symptoms,
Messages, Error Codes, or Beeps" on page 74.
q
End.
004 -
q
Power off the system unit.
q
Remove the hard disk drive system cable.
q
Power on the system unit.
005 - IS THE SCREEN READABLE?
q
Replace the monitor. If the symptom remains, replace the
system board.
q
End.
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