Video And Monitor Problems - Dell Vostro 220 Service Manual
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Also See for Vostro 220:
- Setup and quick reference manual (213 pages) ,
- Service manual (44 pages) ,
- Setup and features information (10 pages)
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the sound is not muted.
Video and Monitor Problems
The screen is blank
The screen is difficult to read
H E C K T H E M O N I T O R C A B L E C O N N E C T I O N
C
• Ensure that the monitor cable is connected to the correct graphics card.
• If you are using the optional
correctly attached to the graphics card and monitor.
• Ensure that the monitor cable is connected as shown on the setup diagram for your
computer.
• Remove any video extension cables and connect the monitor directly to the computer.
• Swap the computer and monitor power cables to determine if the monitor's power
cable is defective.
• Check the connectors for bent or broken pins (it is normal for monitor cable
connectors to have missing pins).
H E C K T H E M O N I T O R P O W E R L I G H T
C
• If the power light is lit or blinking, the monitor has power.
• If the power light is off, firmly press the button to ensure that the monitor is turned
on.
• If the power light is blinking, press a key on the keyboard or move the mouse to
resume normal operation.
E S T T H E E L E C T R I C A L O U T L E T
T
testing it with another device, such as a lamp.
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CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
NOTICE:
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.
NOTE:
For troubleshooting procedures, see the monitor's documentation.
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—
DVI-to-VGA
adapter, ensure that the adapter is
—
— Ensure that the electrical outlet is working by
Troubleshooting
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