HP ze4200 - Manual (Page 90)

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 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. CPU module.
Motherboard. If notebook slows after period
of continuous activity, check
heatsink—see 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