HP OmniBook 7100 Service Manual page 57

Symptom Call Center:
Suggestions
Computer gets hot It is normal for the computer
to get hot.
Make sure the air vents are
clear.
DOS games and other
programs that drive CPU
usage toward 100% can
contribute.
Computer pauses May be normal Windows
or runs sluggishly behavior (background
processing can affect
response time).
If the hard disk has spun
down to conserve power, it
can take several seconds to
spin up. You can hear this.
You can run BIOS Setup and
change the hard disk time-
out to match the Suspend
time-out.
Certain background
operations (such as HP COE
virus scans) can affect
performance while they're
running.
Some file browsers may be
unresponsive while they're
processing a graphic image
or waiting for broken network
connections to time out.
Run BIOS Setup and try
turning off smart CPU mode.
Accessories
Docking product I/O Check that ac power is
problems connected.
Check settings in BIOS
Setup.
Try using the corresponding
OmniBook port.
Can not boot from Check that the CD is
CD in CD-ROM bootable.
drive
Check ESC key timing during
boot, or check boot order in
BIOS Setup.
General plug-in Check module contacts.
module problems
Push system-off button.
3-10 Troubleshooting and Diagnostics
Repair Center: Repair Center:
Likely Causes Comments
Fan. Check the fan.
Thermal connections. Check for proper contact
between CPU and heatsink,
Heatsink damage.
and between fan and
heatsink.
CPU module. If computer slows after a
period of continuous activity,
Motherboard.
check thermal connections
and parts.
Docking product. Test the corresponding
OmniBook ports while
Motherboard.
undocked.
The port replicator and mini
dock are not repairable—they
must be exchanged.
The docking system is
repairable—see its service
manual.
CD-ROM drive. The CD-ROM drive is not
repairable—it must be
exchanged.
Plug-in module or Plug-in modules are not
contacts. repairable—they must be
exchanged.
Motherboard.
HP OmniBook 7100