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 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.

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.

TE S T T H E E L E C T R I C A L O U T L E T Ensure that the electrical outlet is working by testing it with another device, such as a lamp.

E L I M I N A T E P O S S I B L E I N T E R F E R E N C E Turn off nearby fans, fluorescent lights, or halogen lamps to check for interference.

R E I N S T A L L T H E A U D I O D R I V E R See "Reinstalling Drivers and Utilities" on page 117.

R U N T H E D E L L D I A G N O S T I C S See "Dell Diagnostics" on page 87.

NOTE: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening to MP3 songs, ensure that you did not turn the player volume down or off.

No sound from headphones

C H E C K T H E H E A D P H O N E C A B L E C O N N E C T I O N Ensure that the headphone

cable is securely inserted into the headphone connector (see "microphone and audio connectors" on page 22).

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 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.

Touch Pad or Mouse Problems

C H E C K T H E T O U C H P A D S E T T I N G S

1Click Start Control PanelHardware and SoundMouse.

2Adjust the settings, as needed.

Troubleshooting

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Dell RW491 owner manual Touch Pad or Mouse Problems, No sound from external speakers, No sound from headphones, 113