IBM 2274 User Manual

Page 107

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Check Procedures 73

NOTE: If the monitor was not sold together with the

system unit, you may need to refer to the
service information provided with the monitor.

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.”

•

Select Interactive Tests from the Main Menu.

•

Select and execute Video test from the menu.

•

Follow the prompts and perform the video test.

•

Go to“Index of Symptoms, Messages, Error
Codes, or Beeps” on page 38
.

•

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, G
TO STEP 004)

•

You have successfully completed the video
diagnostics tests. If the problem remains, go to
“Index of Symptoms, Messages, Error Codes, or
Beeps” on page 38

•

End.

004 -

•

Power off the system unit.

•

Remove the hard disk drive system cable.

•

Power on the system unit.

005 - IS THE SCREEN STILL NOT READABLE?

•

Replace the monitor. If the symptom remains,
replace the system board.

•

End.

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