Symptom

Floppy drive

Call Center:

Repair Center:

Repair Center:

Suggestions

Likely Causes

Comments

General problems

Keyboard

Some or all keys do not work properly

PS/2 keyboard and mouse with Y- adapter do not work

Touch pad

Check floppy drive contacts.

Try using alternate connection (with or without floppy cable).

Check settings in BIOS Setup.

For an OmniBook 2100/3100, check devices separately.

For an OmniBook 3000, this configuration is not supported. (Maybe use a port replicator or a serial mouse.)

Floppy drive or contacts.

Floppy cable. Motherboard.

Keyboard.

Motherboard.

Keyboard BIOS IC.

Y-adapter.

PS/2 device.

Motherboard.

General problems

Special touch pad driver features not working

Click button doesn’t work

Audio

Check settings in Control Panel.

In Mouse Properties, select the TouchPad mouse type.

Run Setup.exe from the touch-pad subdirectory under \Omnibook\Drivers.

Touch-pad PCA. Top case. Motherboard.

Touch-pad PCA. Top case. Motherboard.

Top case. Motherboard.

Sound does not play

Sound does not record

Check settings in BIOS Setup.

Increase sound volume (Fn+UP and software controls).

Check whether mute is active (Fn+F7 and software controls).

Check for sound resource conflicts.

Check settings in BIOS 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.

Audio PCA.

Top case (speakers). Motherboard.

Top case (microphone).

Audio PCA.

Motherboard.

Check operation using headphones or external speakers.

Check operation using external microphone.

3-8

Troubleshooting and Diagnostics

HP OmniBook 2100/3000/3100