76 Solving Problems
No sound from headphones
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.
REINSTALL THE SOUND DRIVER —See "Manually Reinstalling Drivers" on
page 90.
RUN THE HARDWARE TROUBLESHOOTER —See "Restoring Your Operating
System" on page 91.
CHECK THE HEADPHONE CABLE CONNECTION —Ensure that the headphone
cable is securely inserted into the headphone connector (see "Front View of the
Computer" on page 15).
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.