IBM IntelliStation M Pro Type 6868 User Manual page 127

Monitor problems
Blank screen
Only the cursor
appears.
Wrong characters
appear on the screen.
Action
Verify that:
1. The computer power cord is plugged into the
computer and a working electrical outlet.
2. The monitor is turned on and the Brightness and
Contrast controls are adjusted correctly.
3. The monitor signal cable is securely connected to
the monitor and the monitor connector on the
graphics adapter. To find the monitor connector
on the graphics adapter installed in your
computer, see "Connecting cables" on page 13.
If you cannot correct the problem, have the monitor
and computer serviced.
Have the computer serviced.
Have the computer serviced.
Chapter 6. Troubleshooting
111