HP OMNIBOOK 2100 Service Manual page 65

Symptom Call Center:
Suggestions
Floppy drive
General problems Check floppy drive contacts.
Try using alternate
connection (with or without
floppy cable).
Check settings in BIOS
Setup.
Keyboard
Some or all keys do
not work properly
PS/2 keyboard and For an OmniBook 2100/3100,
mouse with Y- check devices separately.
adapter do not work
For an OmniBook 3000, this
configuration is not
supported. (Maybe use a port
replicator or a serial mouse.)
Touch pad
General problems Check settings in Control
Panel.
Special touch pad In Mouse Properties, select
driver features not the TouchPad mouse type.
working
Run Setup.exe from the
touch-pad subdirectory under
\Omnibook\Drivers.
Click button doesn't
work
Audio
Sound does not Check settings in BIOS
play Setup.
Increase sound volume
(Fn+UP and software
controls).
Check whether mute is active
(Fn+F7 and software
controls).
Check for sound resource
conflicts.
Sound does not Check settings in BIOS
record Setup.
Check software controls for
microphone—it should not be
muted in recording panel.
Note: The microphone
should normally be muted in
the master output panel.
3-8 Troubleshooting and Diagnostics
Repair Center: Repair Center:
Likely Causes Comments
Floppy drive or
contacts.
Floppy cable.
Motherboard.
Keyboard.
Motherboard.
Keyboard BIOS IC.
Y-adapter.
PS/2 device.
Motherboard.
Touch-pad PCA.
Top case.
Motherboard.
Touch-pad PCA.
Top case.
Motherboard.
Top case.
Motherboard.
Audio PCA. Check operation using
headphones or external
Top case (speakers).
speakers.
Motherboard.
Top case Check operation using
(microphone). external microphone.
Audio PCA.
Motherboard.
HP OmniBook 2100/3000/3100