Manual

Solving Problems 63
No sound from headphones
Touch Pad or Mouse Problems
ADJUST THE WINDOWS VOLUME CONTROL — 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.
DISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR — Sound from the speakers is
automatically disabled when headphones are connected to the computer’s front-panel headphone
connector.
TEST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing it with
another device, such as a lamp.
ELIMINATE POSSIBLE INTERFERENCE — Turn off nearby fans, fluorescent lights, or halogen lamps to
check for interference.
REINSTALL THE AUDIO DRIVER — See "Reinstalling Drivers" on page 66.
RUN THE DELL DIAGNOSTICS —See "When to Use the Dell Diagnostics" on page 47.
CHECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted
into the headphone connector. For more information, see "Audio Connectors" on page 17.
ADJUST THE WINDOWS VOLUME CONTROL — 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.
CHECK THE TOUCH PAD SETTINGS —
1 Click the Start button, click Control Panel , and then click Printers and Other Hardware .
2 Click Mouse .
3 Try adjusting the settings.
CHECK THE MOUSE CABLE — Shut down the computer. Disconnect the mouse cable, check it for
damage, and firmly reconnect the cable.
If you are using a mouse extension cable, disconnect it and connect the mouse directly to the computer.
D5169bk1.book Page 63 Thursday, October 21, 2004 4:37 PM