Quick Reference Guide 49

Sound and Speaker Problems

CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the
Product Information Guide
.
No sound from speakers
NOTE: The volume control in MP3 and other media players may override the Windows
volume setting. Always check to ensure that the volume on the media player(s) has
not been turned down or off.
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.
RUN THE SPEAKER DIAGNOSTICS
REINSTALL THE SOUND DRIVER —See "Drivers" in your User’s Guide.
RUN THE HARDWARE TROUBLESHOOTER—See "Restoring Your Operating System"
in your User’s Guide.
No sound from headphones
CHECK THE HEADPHONE CABLE CONNECTION —Ensure that the headphone cable is
securely inserted into the headphone connector (see "About Your Computer" in your
User’s Guide).
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.