HP Omnibook XE3 Service Manual page 81

Symptom Call Center:
Suggestions
Modem doesn't dial Check all cables and
or no dial tone. connections.
Connect a standard
telephone to the phone line
and make sure the line is
working.
Try another telephone line,
preferably one used for a fax
machine or modem.
If you're in a foreign country,
the dial tone may not be
recognized by the modem. In
Control Panel, try disabling
the option that waits for a dial
tone.
Phone message recording
services provided by phone
companies use "broken dial
tone" to indicate waiting
message. This can prevent
notebook from detecting dial
tone.
Modem dials Check number you entered,
incorrectly. including digits required for
outside access or long
distance.
Check dialing options in
Control Panel—look for
duplicate digits for outside
access or long distance.
In foreign country, modem
may not recognize dial tone.
In Control Panel, disable
option that waits for dial tone.
Disable call-waiting.
Modem seems Check for excess line noise
slow. or static (often difficult to
eliminate on international
calls). Contact telephone
company if needed.
Disable call-waiting.
Eliminate extra connections
in the line. If possible,
connect directly to wall jack.
Try another telephone line,
preferably one used for a fax
machine or modem.
Modem isn't Check modem setup in
detected. Control Panel. Check COM
port.
Open Device Manager. If
modem is disabled, enable it.
If conflict exists, try disabling
another device.
If running fax software using
fax Class 2, try Class 1.
3-16 Troubleshooting and Diagnostics
Repair Center: Repair Center:
Likely Causes Comments
Mini-PCI PCA.
Motherboard.
Mini-PCI PCA.
Mini-PCI PCA.
Motherboard.
HP Omnibook XE3 (Technology Code GF)