Dell E6500 Service Manual - Page 66

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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. Video and Display Problems Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at: www.dell.com/regulatory_compliance. CAUTION: If your computer came with a PCI graphics card installed, removal of the card is not necessary when installing additional graphics cards; however, the card is required for troubleshooting purposes. If you remove the card, store it in a safe and secure location. For information about your graphics card, go to support.dell.com. Check the diagnostic lights See Diagnostic Lights. Check the display settings See the Dell™ Technology Guide on your computer or on the Dell Support website at support.dell.com. Adjust the Windows display settings Windows XP: 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. Windows Vista: 1. Click Start ® Control Panel ® Hardware and Sound ® Personalization ® Display Settings. 2. Adjust Resolution and Colors settings, as needed. 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 Technical Support. Dell Technical Update Service The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your computer. The service is free and can be customized for content, format, and how frequently you receive notifications. To enroll for the Dell Technical Update service, go to support.dell.com/technicalupdate. Back to Contents Page

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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.
Video and Display Problems
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the
Regulatory Compliance Homepage at: www.dell.com/regulatory_compliance.
Check the diagnostic lights
See
Diagnostic Lights
.
Check the display settings
See the
Dell™ Technology Guide
on your computer or on the Dell Support website at
support.dell.com
.
Adjust the Windows display settings
Windows XP:
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
.
Windows Vista
:
1.
Click
Start
®
Control Panel
®
Hardware and Sound
®
Personalization
®
Display Settings
.
2.
Adjust
Resolution
and
Colors
settings, as needed.
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 Technical Support.
Dell Technical Update Service
The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your computer. The service is free and can be
customized for content, format, and how frequently you receive notifications.
To enroll for the Dell Technical Update service, go to
support.dell.com/technicalupdate
.
Back to Contents Page
CAUTION:
If your computer came with a PCI graphics card installed, removal of the card is not necessary when installing additional graphics
cards; however, the card is required for troubleshooting purposes. If you remove the card, store it in a safe and secure location. For information
about your graphics card, go to support.dell.com.