HP Pavilion xt500 HP Pavilion & Compaq Presario Notebook PC - Service Manu - Page 90

Symptom, Call Center, Suggestions, Repair Center, Likely Causes, Comments, Accessories

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Symptom Notebook pauses or runs sluggishly. Notebook still on but stops responding. Accessories Port replicator problems. Call Center: Suggestions May be normal Windows behavior (background processing can affect response time). Certain operations (such as virus scanning or file browsers) 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 (you can hear this). Use Control Panel to modify hard disk power settings. Check for overheating-see previous symptom. If notebook's hard drive frequently runs (as indicated by hard drive light on front of notebook) while notebook appears to be paused or running slowly, consider installing additional SDRAM. Make sure hard drive has adequate free space. Delete temporary and unneeded files. Press Ctrl+Alt+Del and end any application not responding. Reset notebook (see page 1-21). Check notebook's power supply. Check settings in BIOS Setup. Repair Center: Likely Causes CPU module. Motherboard. Port replicator. Motherboard. Repair Center: Comments If notebook slows after period of continuous activity, check heatsink-see previous symptom. Port replicator is not repairable, and must be exchanged. Service Manual Troubleshooting and Diagnostics 3-17

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Symptom
Call Center:
Suggestions
Repair Center:
Likely Causes
Repair Center:
Comments
Notebook pauses or
runs sluggishly.
May be normal Windows
behavior (background
processing can affect
response time).
Certain operations (such as
virus scanning or file
browsers) 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
(you can hear this). Use
Control Panel to modify hard
disk power settings.
Check for overheatingµsee
previous symptom.
If notebook°s hard drive
frequently runs (as indicated
by hard drive light on front of
notebook) while notebook
appears to be paused or
running slowly, consider
installing additional SDRAM.
Make sure hard drive has
adequate free space. Delete
temporary and unneeded
files.
CPU module.
Motherboard.
If notebook slows after period
of continuous activity, check
heatsinkµsee previous
symptom.
Notebook still on
but stops
responding.
Press Ctrl+Alt+Del and end
any application not
responding.
Reset notebook (see
page 1-21).
Accessories
Port replicator
problems.
Check notebook°s power
supply.
Check settings in BIOS
Setup.
Port replicator.
Motherboard.
Port replicator is not
repairable, and must be
exchanged.
Service Manual
Troubleshooting and Diagnostics
3-17