Owner's Manual

Solving Problems 29
Sound and Speaker Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide.
No sound from speakers
NOTE: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening
to MP3 songs, ensure that you did not turn the player volume down or off.
NOTE: If you have installed a PCI audio card, the internal speaker is disabled.
VERIFY THAT THE SCANNER IS RECOGNIZED BY MICROSOFT WINDOWS —
1 Click the Start button, click Control Panel , and then click Printers and Other Hardware .
2 Click Scanners and Cameras .
If your scanner is listed, Windows recognizes the scanner.
REINSTALL THE SCANNER DRIVER — See the scanner documentation for instructions.
CHECK THE SPEAKER CABLE CONNECTIONS — Ensure that the speakers are connected as shown on
the setup diagram supplied with the speakers. If you purchased a sound card, ensure that the speakers
are connected to the card.
ENSURE THAT THE SUBWOOFER AND THE SPEAKERS ARE TURNED ON — See the setup diagram
supplied with the speakers. If your speakers have volume controls, adjust the volume, bass, or treble to
eliminate distortion.
ADJUST THE WINDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right
corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
DISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR — Sound from the speakers is
automatically disabled when headphones are connected to the computer’s front-panel headphone
connector.
TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing it with another device,
such as a lamp.
ELIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights, or halogen lamps to
check for interference.