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Symptom / Error FRU / Action in Sequence
LCD has extra horizontal or
vertical lines displayed.
LCD Assembly
Keyboard/TrackPoint III-Related
Symptoms
Symptom / Error FRU / Action in Sequence
Keyboard (one or more
keys) does not work.
1. Reseat the keyboard
cable on the system
board.
2. Keyboard
3. System Board
TrackPoint III does not
work.
1. Reseat the keyboard
cable on the system
board.
2. Go to “TrackPoint III
Checkout” on
page 271.
3. Keyboard
4. System Board
Pointer moves automatically
or does not work correctly.
1. See “TrackPoint III
Checkout” on
page 271.
Indicator-Related Symptoms
Symptom / Error FRU / Action in Sequence
Indicator incorrectly remains
off or on, but system runs
correctly.
1. System Board
Battery power status
indicator blinks from green,
yellow, to orange.
1. Check that a correct
battery is installed.
2. Battery Pack
3. System Board
Power-Related Symptoms
Symptom / Error FRU / Action in Sequence
Power shuts down during
operation.
1. Go to “Power
Systems Checkout”
on page 272.
2. Battery Pack
3. Remove the battery
pack and let it cool for
two hours.
4. Power sources
The system will not
power-off.
(See “Power Shutdown
Switch” on page 267.)
1. Press the power
shutdown switch.
2. System Board
ThinkPad 560 (2640) 287