IBM THINKPAD 760C/CD (9546) - Manual (Page 567)

Note: If the replaced parts did not resolve the
problem, put the original parts back in the IBM
ThinkPad Dock I. Do not replace
non-defective parts.
1. Adapter
2. Main Card of IBM ThinkPad Dock I
External Display
If the screen is rolling, replace the external display.
If the problem is not corrected, replace FRUs in the
following order one at a time until the problem is corrected:
Note: If the replaced parts did not resolve the problem,
put the original parts back in the IBM ThinkPad
Dock I. Do not replace non-defective parts.
If the external display is attached to the IBM
ThinkPad Dock I:
1. Main Card of IBM ThinkPad Dock I
If the external display is attached to the display
adapter:
1. Display adapter
2. Main card of IBM ThinkPad Dock I
3. Riser card
If the screen is not rolling, do the following to run the
display self-test:
1. Power-off IBM ThinkPad Dock I and the external
display.
2. Disconnect the external display signal cable from the
IBM ThinkPad Dock I.
3. Power-on the external display.
4. Turn the contrast control to its maximum position.
5. Turn the brightness control to its center position.
Check for the following conditions:
The screen should be white or light gray, with a black
margin, see the appropriate display manuals for the
correct self-test condition.
The screen contrast and brightness controls should
vary the intensity of the screen.
ThinkPad SelectaDock Docking System 555