User Controls
Display
Format
Use this function to choose your desired aspect ratio. 4:3: This format is for 4x3 input sources.
16:9: This format is for 16x9 input sources, like HDTV and DVD enhanced for Widescreen TV.
Letter Box: This format is for
Detail informations about Letter Box mode :
1.Some
In this situation, please try to using the 4:3 mode to view the DVD.
If the content is not 4:3, there will be black bars around the image in 16:9 display. For this type of content, you can use LBX mode to fill the image on the 16:9 display.
2.If you use an external anamorphic lens, this LBX mode also allows you to watch a 2.35:1 content (include Anamorphic DVD and HDTV film source) that support anamorphic wide is enhanced for 16x9 Display in a wide 2.35:1 image.
In this case, there are no black bars. Lamp power and vertical resolution are fully utilized.
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