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3-16 Troubleshooting and Diagnostics Service Manual
Symptom Call Center: Suggestions
Repair Center:
Likely Causes
Repair Center:
Comments
PCMCIA
General problems Restart notebook.
Try card in another computer.
If card requires an IRQ, make sure
one is available.
In Device Manager, refresh device
list and check for conflicts.
Download current drivers from card
manufacturer’s Web site
PCMCIA socket
Motherboard
Using a flashlight, look
for bent pins inside the
PCMCIA socket.
For model XE4500, if
only one slot is affected,
replace PCMCIA socket.
If both slots are affected,
replace motherboard.
AC adapter
Does not power noteboo Make sure AC adapter has correct
power rating.
Try another AC adapter, if available.
AC adapter
Motherboard
AC adapter cannot be
repaired and must be
replaced.
Motherboard
Evidence of spilled liquid Declared to be caused by
customer abuse.
Bent or broken
connectors, or burnt
component
Declared to be caused by
customer abuse.
Motherboard cracked. Declared to be caused by
customer abuse.
Miscellaneous
Clock loses time Plug in AC adapter for 24 hours to
charge CMOS battery.
CMOS battery
Motherboard
Charge CMOS battery.
Notebook gets
abnormally hot
Always set notebook on a flat
surface, so air can flow freely around
and underneath it.
Make sure air vents are not blocked.
Games and other programs that
drive CPU usage toward 100% can
contribute.
Heat sink Check heat sink for
damage or proper fan
operation.
Check thermal contact
between CPU and heat
sink. Replace thermal
pad if needed.