If Only Part Of The Display Is Readable; Sound And Speaker Problems; If You Have A Problem With Integrated Speakers; If You Have A Problem With External Speakers - Dell Inspiron 4150 User Manual

Solving Problems: Dell Inspiron 4150

If only part of the display is readable

Connect an external monitor —
1. Shut down your computer and connect an external monitor to the
computer.
2. Turn on the computer and the monitor and adjust the monitor
brightness and contrast controls.
If the external monitor works, the computer display or video controller may
be defective. Contact Dell. See your Owner's Manual for contact
information.

Sound and Speaker Problems

If you have a problem with integrated speakers

Adjust the Windows® volume control —
in the lower-right corner of your screen. Ensure that the volume is turned
up and that the sound is not muted. Adjust the volume, bass, or treble
controls to eliminate distortion.
Adjust the volume using keyboard shortcuts —
disable (mute) or reenable the integrated speakers.
Reinstall the sound (audio) driver —
Utilities."

If you have a problem with external speakers

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Double-click the speaker icon
Press
See "Reinstalling Drivers and
to