Optimizing Your Audio/Video System Full Dolby Digital 5.1 channel and separate Dolby Surround mixes in each of three languages: English, Spanish, and Japanese. Choice of Subtitles in English and Spanish. Test signals for setting up the 1.78:1 Anamorphic Video format found on some discs that have been enhanced for the 16x9 Widescreen format. Easy-to-follow instructions to optimize your stereo, Dolby Surround, Dolby Digital and THX-certified audio playback systems, plus equally important instructions for obtaining the best possible picture quality. An explanation of the role played by the room environment in obtaining maximum viewing pleasure from your Home Theatre. Adjust color, tint, brightness, contrast, and sharpness.