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

Eliminate possible interference —
Rotate the computer to face a different direction —
Adjust the Windows display settings —
1. Click the Start button and then click Control Panel.
2. Click Appearance and Themes.
3. Click the area you want to change or click the Display icon.
4. Try different settings for Color quality and Screen resolution.
See "Error Messages" — If an error message appears, see

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 —
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 —
Reinstall the sound (audio) driver —

If you have a problem with external speakers

HINT: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening to MP3 songs, make sure that you did
not turn the player volume down or off.
Check the speaker cable connections —
Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
Ensure that the speakers are turned on —
Adjust the Windows volume control —
turned up and that the sound is not muted. Adjust the volume, bass, or treble controls to eliminate distortion.
Test the speakers — Plug the speaker audio cable into the line-out connector on the computer. Ensure that the headphone volume control is
turned up. Play a music CD.
Run the speaker self-test — Some speaker systems have a self-test button on the subwoofer. See the speaker documentation for self-test
instructions.
Eliminate possible interference —
Reinstall the sound (audio) driver —

Printer Problems

Check the printer cable connections —
Test the electrical outlet — Ensure that the electrical outlet is working by testing it with another device, such as a lamp.
Turn off nearby fans, fluorescent lights, halogen lamps, or other appliances.
Eliminate sunlight glare, which can cause poor picture quality.
"Error Messages."
Double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is
Press to disable (mute) or reenable the integrated speakers.
See "Reinstalling Drivers and Utilities."
See the setup diagram supplied with the speakers.
See the setup diagram supplied with the speakers.
Double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is
Turn off nearby fans, fluorescent lights, or halogen lamps to check for interference.
See "Reinstalling Drivers and Utilities."
Ensure that the printer cable is properly connected to the computer.