Dell Inspiron 1720 (Mid 2007) - Manual (Page 125)

Troubleshooting
125
C HECK THE SCANNER DOCUMENTATION — See the scanner documentation for
setup and troubleshooting information.
U NLOCK THE SCANNER — Ensure that your scanner is unlocked.
R ESTART THE COMPUTER AND TRY THE SCANNER AGAIN
C HECK 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.
V ERIFY THAT THE SCANNER IS RECOGNIZED BY M ICROSOFT W INDOWS —
Click Start → Control Panel→ Hardware and Sound→ Scanners and
Cameras. If your scanner is listed, Windows recognizes the scanner.
R EINSTALL 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
A DJUST THE W INDOWS 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.
A DJUST THE VOLUME USING KEYBOARD SHORTCUTS — Press <Fn><End> to
disable (mute) or re-enable the integrated speakers.
R EINSTALL THE SOUND ( AUDIO ) DRIVER — See "Reinstalling Drivers and
Utilities" on page 130.
No sound from external speakers
E NSURE 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.