Sony PCG-505TX Laptop User Manual


 
Getting Help
69
If you connect external speakers, check that the speakers are properly
connected and the volume is turned up. If the speakers have a mute
button, make sure it is off. If the speakers are powered by batteries,
check that the batteries are inserted properly and that they are
charged.
If you have connected a headphone or an audio cable to the
Headphone connector, disconnect the cable.
When I press Fn+F3, I see the message “Sound Disabled”
Use the following procedure to enable sound:
1
Click Start, select Settings, and click Control Panel.
2
Double-click the System icon.
3
Click the Device Manager tab.
4
Double-click Sound, video & game controllers.
5
Double-click ES1879 Control Interface (WDM).
6
Uncheck the "Disable this hardware profile" box.
7
Click Okay. Sound is now enabled.
My modem does not work
Check that the phone line is plugged into the line jack. See
“Connecting a Phone Line” on page 34 for details.
Check that the phone line is working. You can check the line by
plugging in an ordinary phone and listening for a dial tone.
Check that the phone number the program is dialing is correct.
Check that the software you are using is compatible with the
notebook computer modem. (All preinstalled programs are
compatible.) Call the software publisher or Sony Customer Support.
My modem connection is slow
The computer’s modem uses K56flex
TM
technology/V.90. Many factors
influence modem connection speed, including telephone line noise or
compatibility with telephone equipment (such as fax machines or other
modems). If you think your modem is not connecting properly to other
PC-based modems, fax machines, or your Internet Service Provider, check
the following:
Have your phone company check that your phone line is free from
any line noise.