IBM ThinkPad R30 - LCD-Related Symptoms; Keyboard;Trackpoint-Related Symptoms

Symptom/Error FRU/Action in Sequence
LCD backlight does not
work.
LCD is too dark.
LCD brightness cannot
be adjusted.
v Keyboard (if contrast and
brightness function keys do not
work)
v Reseat LCD connector
v Check LCD inverter ID
v LCD Cable ASM
v LCD Inverter/LED board
(13.3″/14.1″)
v LCD
v System board
Unreadable LCD screen.
Missing pixels in
characters.
Abnormal screen
Wrong color displayed.
v Reseat LCD connector
v Check LCD inverter ID
v LCD Cable ASM
v LCD Inverter/LED board
(13.3″/14.1″)
v LCD
v System board
LCD has extra horizontal
or vertical lines
displayed.
v Check LCD inverter ID
v LCD Cable ASM
v LCD Inverter/LED board
(13.3″/14.1″)
v LCD
v System board
Keyboard/TrackPoint-Related
Symptoms
Symptom/Error FRU/Action in Sequence
Keyboard (one or more
keys) doesn’t work.
v Go to “FRU tests” on page 57.
v Reseat keyboard cable.
v Keyboard
v System board
TrackPoint does not
work.
v Go to “FRU tests” on page 57.
v Reseat keyboard cable.
v Keyboard
v System board
MT 2656, 2657, 2676 47