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•
The picture
The picture
does not fill
cannot fill
the entire
the height or
screen.
width of the
•
screen
When choosing DVI-D mode, the Auto Adjust function will not
NOTE:
be available.
Universal Serial Bus (USB) Specific Problems
Specific
What You
Possible Solutions
Symptoms
Experience
•
USB
USB
interface is
peripherals
•
not working
are not
working
•
•
•
•
•
High Speed
High Speed
USB 2.0
USB 2.0
interface is
peripherals
•
slow.
working
slowly or not
working at all
•
•
•
56
Troubleshooting
Due to different video formats (aspect
ratio) of DVDs, the monitor may display
in full screen.
Run the built-in diagnostics.
Check that your monitor is turned ON.
Reconnect the upstream cable to
your computer.
Reconnect the USB peripherals
(downstream connector).
Switch off and then turn on the
monitor again.
Reboot the computer.
Some USB devices like external
portable HDD require higher electric
current; connect the device directly
to thecomputer system.
Check that your computer is USB
2.0-capable.
Some computers have both USB 2.0
and USB 1.1 ports. Ensure that the
correct USB port is used.
Reconnect the upstream cable to your
computer.
Reconnect the USB peripherals
(downstream connector).
Reboot the computer.
Appendix
WARNING: Safety Instructions
WARNING: Use of controls, adjustments, or procedures other than
those specified in this documentation may result in exposure to shock,
electrical hazards, and/or mechanical hazards.
For information on safety instructions, see the Product Information Guide.
FCC Notices (U.S. Only) and Other Regulatory
Information
For FCC notices and other regulatory information, see the regulatory
compliance website located at: http://www.dell.com/regulatory_compliance.
Contacting Dell
For customers in the United States, call 800-WWW-DELL (800-999-3355).
NOTE: If you do not have an active Internet connection, you can find
contact information on your purchase invoice, packing slip, bill, or Dell
product catalog.
Dell provides several online and telephone-based support and service
options. Availability varies by country and product, and some services may
not be available in your area.
To get online monitor support content:
1. Visit
www.dell.com/support/monitors.
To contact Dell for sales, technical support, or customer service issues:
1.
Visit
www.dell.com/support.
2.
Verify your country or region in the Choose A Country/Region drop-
down menu at the bottom of the page.
3.
Click Contact Us on the left side of the page.
4.
Select the appropriate service or support link based on your need.
5.
Choose the method of contacting Dell that is convenient for you.
Appendix
57
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