Lenovo ThinkPad 380ED HMM ThinkPad 380XD,385XD (May 1998) - Page 53

Keyboard- or TrackPoint III-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 III-Related Symptoms Symptom / Error FRU / Action in Sequence The keyboard (one or more keys) does not work. 1. Reseat the keyboard cable on the DC/DC card. 2. Keyboard 3. System board The TrackPoint III does not work. 1. Reseat the keyboard cable on the DC/DC card. 2. Go to "TrackPoint III Checkout" on page 32. 3. Keyboard 4. System board The pointer moves automatically or does not work correctly. See "TrackPoint III Checkout" on page 32. IBM ThinkPad 380XD, 385XD (2635) 45

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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 III-Related
Symptoms
Symptom / Error
FRU / Action in Sequence
The keyboard (one or more
keys) does not work.
1.
Reseat the keyboard
cable on the DC/DC
card.
2.
Keyboard
3.
System board
The TrackPoint III does not
work.
1.
Reseat the keyboard
cable on the DC/DC
card.
2.
Go to “TrackPoint III
Checkout” on page
32.
3.
Keyboard
4.
System board
The pointer moves
automatically or does not
work correctly.
See “TrackPoint III
Checkout” on page
32.
IBM ThinkPad 380XD, 385XD (2635)
45