HP Omnibook XE3 Service Manual page 84

Symptom Call Center:
Suggestions
Notebook gets Always set notebook on a flat
abnormally hot. surface, so air can flow freely
around and underneath.
Make sure air vents are
clear.
Check heatsink installation.
Games and other programs
that drive CPU usage toward
100% can contribute, as can
charging battery.
Notebook pauses May be normal Windows
or runs sluggishly. behavior (background
processing can affect
response time).
Certain background
operations (such as virus
scanning software) can affect
performance.
Press Ctrl+Alt+Del to see if
an application is not
responding.
Restart notebook.
If hard disk has spun down to
conserve power, it can take
several seconds to spin up. If
needed, use Power Options
in Control Panels to change
hard disk time-out to match
standby time-out.
Some file browsers respond
slowly while processing
graphics or waiting for broken
network connections to time
out.
Check for overheating—see
previous symptom.
If notebook's hard disk drive
runs frequently (as indicated
by notebook's hard disk drive
access light) while notebook
appears to be paused or
running slowly, consider
installing additional SDRAM.
For best performance with
Windows XP, notebook
should have a least 128 MB
of SDRAM.
Check available free disk
space. Delete temporary and
unneeded files.
3-20 Troubleshooting and Diagnostics
Repair Center:
Likely Causes
Heatsink.
Heatsink.
CPU module.
Motherboard.
HP Omnibook XE3 (Technology Codes GE and GD)
Repair Center:
Comments
Check heatsink for proper
fan operation or damage.
If notebook slows after period
of continuous activity, check
heatsink—see previous
symptom.