3-16
Troubleshooting and Diagnostics
Service Manual
Symptom
Call Center: Suggestions
Repair Center:
Likely Causes
Repair Center:
Comments
General problems
Check connections.
Restart notebook.
Use troubleshooters in
Windows Help.
Check settings in Control
Panel.
Check port settings in Device
Manager.
Test ports with e-Diagtools
diagnostics.
For USB:
contact device
vendor and HP Notebook Web
site (see page vii) for latest
USB drivers.
For USB:
if the device is
powered by the USB port,
try the other port.
Motherboard
Modem
General problems
Check settings in Control
Panel.
Open hardware Device
Manager. If modem is
disabled, try to enable.
If modem has a conflict, try
disabling another device.
Use analog telephone line
(2, 3, or 4 wires), not PBX or
digital line. In a hotel, ask for
data line.
Try disabling error correction
and data compression.
Test modem with e-Diagtools
diagnostics.
Motherboard
Serial/Parallel/USB