Dell OptiPlex 160 (Late 2008) - Manual (Page 57)

Reinstall the printer driver — See the printer documentation for information on reinstalling the printer driver.
Scanner Problems
Check the scanner documentation — See the scanner documentation for setup and troubleshooting information.
Unlock the scanner — Ensure that your scanner is unlocked (if the scanner has a locking tab or button).
Restart the computer and try the scanner again
Check the cable connections —
l See the scanner documentation for information on cable connections.
l Ensure that the scanner cables are securely connected to the scanner and the computer.
Verify that the scanner is recognized by Microsoft Windows —
Windows XP Embedded:
1. Click Start® Control Panel.
2. If the Control Panel window appears in Category View (Pick a category), switch to Classic View (icon view).
3. Double-click System® Hardware® Device Manger.
4. If your scanner is listed in any category, Windows recognizes the scanner.
Windows XP:
1. Click Start® Control Panel® Scanners and Cameras.
2. If your scanner is listed, Windows recognizes the scanner.
Windows Vista:
1. Click Start ® Control Panel® Hardware and Sound® Scanners and Cameras.
2. If the scanner is listed, Windows recognizes the scanner.
Reinstall the scanner driver — See the scanner documentation for instructions.
Sound and Speaker Problems
No sound from speakers
Check the speaker cable connections — Ensure that the speakers are connected as shown on the setup diagram supplied with the speakers.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
NOTE: If you need technical assistance for your scanner, contact the scanner's manufacturer.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
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.