HP Omnibook XE3 Service Manual page 78

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