IBM 560E Hardware Maintenance Manual - Page 31

Infrared-Related Symptoms, Keyboard- or TrackPoint-Related Symptoms

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Infrared-Related Symptoms Symptom / Error FRU / Action in Sequence Unable to communicate using the Infrared (IR) Port. 1. Make sure the setup for the IR is correct. Use the ThinkPad Configurations utility. 2. Make sure there are no fluorescent lights near the computer. The computer may receive optical noise from the fluorescent light. 3. Run the advanced diagnostic test. If an error occurs and a FRU code is displayed, replace the parts shown by the FRU code. Keyboard- or TrackPoint-Related Symptoms Symptom / Error FRU / Action in Sequence The keyboard (one or more keys) does not work. 1. Reseat the keyboard cable on the system board. 2. Keyboard. 3. System board. The TrackPoint does not work. 1. Reseat the keyboard cable on the system board. 2. Go to "TrackPoint Checkout" on page 18. 3. Keyboard. 4. System board. The pointer moves automatically or does not work correctly. See "TrackPoint Checkout" on page 18. ThinkPad 560Z HMM 29

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Infrared-Related Symptoms
Symptom / Error
FRU / Action in Sequence
Unable to communicate
using the Infrared (IR) Port.
1.
Make sure the setup
for the IR is correct.
Use the ThinkPad
Configurations utility.
2.
Make sure there are
no fluorescent lights
near the computer.
The computer may
receive optical noise
from the fluorescent
light.
3.
Run the advanced
diagnostic test. If an
error occurs and a
FRU code is displayed,
replace the parts
shown by the FRU
code.
Keyboard- or TrackPoint-Related
Symptoms
Symptom / Error
FRU / Action in Sequence
The keyboard (one or more
keys) does not work.
1.
Reseat the keyboard
cable on the system
board
.
2.
Keyboard.
3.
System board.
The TrackPoint does not
work.
1.
Reseat the keyboard
cable on the system
board.
2.
Go to “TrackPoint
Checkout” on page
18.
3.
Keyboard.
4.
System board.
The pointer moves
automatically or does not
work correctly.
See “TrackPoint
Checkout” on page
18.
ThinkPad 560Z HMM
29