Sound And Speaker Problems; No Sound From Integrated Speakers; No Sound From External Speakers - Dell Latitude ATG D620 User Manual

Troubleshooting: Dell Latitude ATG D620 User's Guide
Unlock the scanner —
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 —
1. Click the Start button, and click Settings→ Control Panel→ Printers and Other Hardware.
2. Click Scanners and Cameras.
If your scanner is listed, Windows recognizes the scanner.
Reinstall the scanner driver —

Sound and Speaker Problems

Fill out the Diagnostics Checklist (see
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 —
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 —
the integrated speakers.
Reinstall the sound (audio) driver —

No sound from external speakers

Ensure that the subwoofer and the speakers are turned on —
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Ensure that your scanner is unlocked if it has a locking tab or button.
See the scanner documentation for instructions.
Diagnostics
Double-click the speaker icon in the lower-right corner of
See
Checklist) as you complete these checks.
Press <Fn><End> to disable (mute) or reenable
Reinstalling Drivers and Utilities.
See the setup diagram supplied