Adjust the zoom and focus.
If the image is not square, adjust the keystone using the buttons on the key- pad. Press the top Keystone button to reduce the upper part of the image, and press the bottom Keystone button to reduce the lower part.
Adjust the volume on the keypad or remote.
Adjust the Contrast, Brightness, Color, Tint, or Aspect Ratio in the Picture menu. See page 35 for help with the menus and these adjustments.
For Aspect Ratio, keep in mind that DVD players must be configured for 16:9 in order to view the highest quality image. For more information regarding Aspect Ratio, see page 16.
adjust zoom and focus
focus 
(thin ring)
adjust keystone
adjust volume
adjust Picture menu options including Aspect Ratio
zoom (thick ring)
20