Users Guide

Tasks Description
Eliminate possible interference Turn off nearby fans, fluorescent lights, halogen lamps, or other
appliances.
Rotate the computer to face a different direction Eliminate sunlight glare, which can cause poor picture quality.
Adjust the Windows display settings Eliminate sunlight glare, which can cause poor picture quality.
1. Click Start > Control Panel > Appearance and Themes .
2. Click the area you want to change or click the Display icon.
3. Try different settings for Color quality and Screen resolution.
Run the video diagnostics test - If no error message appears and you still have a display problem, but the display is not completely
blank, run the Video device group in the Dell Diagnostics.
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. Then, adjust the monitor brightness and contrast controls.
If the external monitor works, the computer display or video controller may be defective. Contact Dell.
Troubleshooting Your Computer 57