2. Bus adapter (if used)
If the screen is not rolling, run the monitor self-test as
follows:
1. Power-off the computer and monitor.
2. Disconnect the monitor signal cable.
3. Power-on the monitor
4. Set the contrast to its maximum position.
5. Set the brightness control to the center detent
position.
Check the following conditions:
The screen contrast and brightness control are
adjustable.
The screen is either white or light gray, with a black
margin (test margin).
The screen is set to CRT or both on the ThinkPad
Configration program.
Note: The location of the test margin may vary with
the type of monitor. It can be either at the top
and/or bottom, or left and/or right of the
screen.
If you do not see a test margin on the screen, replace the
monitor. If there is a test margin on the screen, replace
the system board.
ThinkPad 380Z 19