Sony PCG-F480 User Manual

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Troubleshooting
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When I click an application icon a message appears, such as “You must insert 
the application CD into your CD-ROM drive,” and the software does not start
Some titles require specific files that are located on the application’s 
CD-ROM. Insert the disc and try starting the program again.
Make sure you place the disc in the tray with the label side facing up.
My floppy disk drive cannot write to a diskette
If the diskette is write-protected, disable the write-protect feature or 
use a diskette that is not write-protected.
Check that the diskette is properly inserted into the floppy disk drive.
My speakers have no sound
If the built-in speakers are turned off, press Fn+F3 to turn on the 
speakers.
If the speaker volume is turned to the minimum, press Fn+F4, and 
then press 
 or 
 to increase the volume. 
If your computer is powered by batteries, check that the battery packs 
are inserted properly and that they are charged.
If you are using an application that has its own volume control, check 
that the volume is turned up.
Check the volume controls in Windows 98.
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 an audio cable to the Headphone connector, 
disconnect the cable.
My modem does not work
Check that the phone line is plugged into the line jack. See 
“Connecting a Phone Line” on page 44 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 modem. (All preinstalled programs are compatible.) Call 
the software publisher or Sony Customer Support.