IBM 2140 Personal Computer User Manual


 
010 (continued)
Follow the prompts and perform the video test.
Note: You might have to refine the monitor controls to obtain the best
image.
DID THE MONITOR SUCCESSFULLY PASS ALL TESTS?
Yes No
011
Replace the monitor. If the symptom remains, replace the system
board.
012
You have successfully completed the video Diagnostics and Utilities tests. If
the problem remains, go to “Index of Symptoms, Messages, Error Codes, or
Beeps” on page 2-9.
Check Procedures 2-55