HP BOOK XE4500 manual Serial/Parallel/USB, Modem

Symptom	Call Center:	Repair Center:	Repair Center:
	Suggestions	Likely Causes	Comments
Sound does not	Use an external microphone	Switchboard PCA.
record.	(internal microphone	Motherboard.
	normally not included).
	Check software controls.
	Test audio with e-Diagtools
	diagnostics.
Serial/Parallel/USB
General problems.	Check connections.	Motherboard.
	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.
Modem
General problems.	Check settings in Control	Motherboard.
	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.

HP Omnibook XE4100/XE4500 Troubleshooting and Diagnostics 3-13