Laptop User Manual

Troubleshooting 125
CHECK THE SCANNER DOCUMENTATION — See the scanner documentation for
setup and troubleshooting information.
UNLOCK THE SCANNER — Ensure that your scanner is unlocked.
RESTART THE COMPUTER AND TRY THE SCANNER AGAIN
CHECK THE CABLE CONNECTIONS —
• See the scanner documentation for cable connection information.
• Ensure that the scanner cables are securely connected to the scanner and
the computer.
VERIFY THAT THE SCANNER IS RECOGNIZED BY MICROSOFT WINDOWS —
Click Start → Control Panel→ Hardware and Sound→ Scanners and
Cameras. If your scanner is listed, Windows recognizes the scanner.
REINSTALL THE SCANNER DRIVER — See the scanner documentation for
instructions.
Sound and Speaker Problems
Fill out the "Diagnostics Checklist" on page 176 as you complete these checks.
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
No sound from integrated speakers
ADJUST THE WINDOWS VOLUME CONTROL — 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. Adjust the volume, bass, or treble controls to
eliminate distortion.
ADJUST THE VOLUME USING KEYBOARD SHORTCUTS — Press <Fn><End> to
disable (mute) or re-enable the integrated speakers.
REINSTALL THE SOUND (AUDIO) DRIVER — See "Reinstalling Drivers and
Utilities" on page 130.
No sound from external speakers
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.