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3-14 Troubleshooting and Diagnostics HP Omnibook XE3 (Technology Codes GE and GD)
Symptom Call Center:
Suggestions
Repair Center:
Likely Causes
Repair Center:
Comments
Mouse
External PS/2
mouse doesn’t
work.
Check connection.
Put notebook in standby
mode or turn it off before
attaching mouse.
Install all drivers included
with mouse.
Restart notebook.
Mouse.
Top case.
Motherboard.
Audio
No sound is
audible.
Increase sound volume.
Make sure sound is enabled
(software controls).
Check for sound resource
conflicts in Device Manager.
Sound may not operate
properly in MS-DOS mode.
Check speaker cable
connection.
Top case.
Motherboard.
Check operation using
headphones or external
speakers.
Built-in microphone
does not record.
Check software controls for
recording sound.
Make sure switchboard PCA
is connected properly.
Switchboard PCA.
Top case.
Motherboard.
Check operation using
external microphone.
Feedback from
speakers.
Reduce sound volume.
In Volume Control, click
Options, Properties, select
Playback, and enable
microphone. Then make sure
microphone is muted.
PC card detection
beep at startup is
loud and cannot be
adjusted.
Download latest audio driver
from technical support area
of HP Notebook web site
(see page vi).
Serial/Parallel/USB
General problems. Check connections.
Restart notebook.
Check port settings in Device
Manager.
Check settings in Control
Panel.
Use troubleshooters in
Windows Help.
For USB: contact device
vendor and HP Notebook
web site (see page vi) for
latest USB drivers.
For USB: if the device is
powered by the USB port, try
the other port.
Series/parallel/USB
device.
Motherboard.
Use loop-back connector
when testing serial or parallel
port—see page 3-24.