Compaq nx9010 Maintenance and Service Guide - Page 108

For USB, Modem, Serial/Parallel/USB - windows 7 drivers

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Page 108 highlights

Symptom Serial/Parallel/USB General problems Modem General problems Call Center: Suggestions Repair Center: Likely Causes 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 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 Repair Center: Comments 3-16 Troubleshooting and Diagnostics Service Manual

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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