User`s guide

48  Troubleshooting Appendix  49
The picture The picture • Due to dierent video formats (aspect
does not fill cannot fill ratio) of DVDs, the monitor may display
the entire the height or in full screen.
screen. width of the
screen
• Run the built-in diagnostics.
Appendix
WARNING: Safety Instructions
NOTE: When choosing DVI-D mode, the Auto Adjust function will not
be available.
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 contact Dell for sales, technical support, or
customer service issues:
1. Visit http://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.