•Ensure that the scanner cables are securely connected to the scanner and the computer.
VE R I F Y T H A T T H E S C A N N E R I S R E C O G N I Z E D B Y M I C R O S O F T W I N D O W S —
Click Start 
→ Control Panel→ Hardware and Sound→ Scanners and Cameras. If your scanner is listed, Windows recognizes the scanner.
R E I N S T A L L T H E S C A N N E R D R I V E R — See the scanner documentation for instructions.
Sound and Speaker Problems
Fill out the "Diagnostics Checklist" on page 157 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 D J U S T T H E W I N D O W S V O L U M E C O N T R O L —
A D J U S T T H E V O L U M E U S I N G K E Y B O A R D S H O R T C U T S — Press <Fn><End> to
disable (mute) or re-enable the integrated speakers.
R E I N S T A L L T H E S O U N D ( A U D I O ) D R I V E R — See "Reinstalling Drivers and
Utilities" on page 119.
No sound from external speakers
E N S U R E T H A T T H E S U B W O O F E R A N D T H E S P E A K E R S A R E T U R N E D O N — See the
setup diagram supplied with the speakers. If your speakers have volume controls, adjust the volume, bass, or treble to eliminate distortion.
A D J U S T T H E W I N D O W S V O L U M E C O N T R O L — Click or
D I S C O N N E C T H E A D P H O N E S F R O M T H E H E A D P H O N E C O N N E C T O R — Sound from
the speakers is automatically disabled when headphones are connected to the headphone connector.
114
