Symptom

Serial/Parallel/USB

General problems.

Serial mouse doesn’t work.

Serial modem doesn’t work.

Modem

Modem will not connect at 56K.

Call Center:

Repair Center:

Repair Center:

Suggestions

Likely Causes

Comments

 

 

 

Check connections.

Serial device.

Use loop-back connector

Restart notebook.

Motherboard.

when testing serial or parallel

Check settings in BIOS

 

port—see page 3-19.

 

 

Setup.

 

 

Check settings in Control

 

 

Panel.

 

 

Use troubleshooters in

 

 

Windows Help.

 

 

Test ports with DiagTools

 

 

diagnostics.

 

 

For USB: contact device

 

 

vendor and HP Notebook

 

 

web site (see page vii) for

 

 

latest USB drivers.

 

 

Make sure mouse was

 

 

installed according to

 

 

manufacturer’s instructions.

 

 

Use Modem Troubleshooter

 

 

in Windows Help.

 

 

Disable internal modem.

 

 

 

 

 

Verify that host modem

 

 

supports 56K (V.90)

 

 

connection speed.

 

 

Try connecting at later time in

 

 

case line quality or other

 

 

external factor is cause of

 

 

problem.

 

 

HP OmniBook XE3

Troubleshooting and Diagnostics 3-11