No Sound From Headphones; Touch Pad Or Mouse Problems - Dell Inspiron 1520 Owner's Manual

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
the speakers is automatically disabled when headphones are connected to the
headphone connector.
T E S T T H E E L E C T R I C A L O U T L E T
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
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
page 140.
R U N T H E D E L L
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

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
C
cable is securely inserted into the headphone connector (see "audio
connectors" on page 28).
A D J U S T T H E W
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
Windows XP
1 Click Start→ Control Panel→ Printers and Other Hardware→ Mouse.
2 Try adjusting the settings.
Windows Vista
1 Click Start
2 Adjust the settings, as needed.
136
Troubleshooting
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D I A G N O S T I C S —
I N D O W S V O L U M E C O N T R O L
→ Control Panel→ Hardware and Sound→ Mouse.
Ensure that the electrical outlet is working by
Turn off nearby fans, fluorescent lights,
—
See "Reinstalling Drivers and Utilities" on
See "Dell Diagnostics" on page 107.
Ensure that the headphone
—
Click or double-click the speaker
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Sound from
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