APPENDIX
Table A9 – Surround Modes
Surround Mode | Description | Incoming Bitstream or Signal |
Dolby Digital | Provides up to five separate main audio channels and a dedicated | • Dolby Digital 1/0/.0 or .1, 2/0/.0 or .1, |
| 3/0/.0 or .1, 2/1/.0 or .1, 2/2/.0 or .1, | |
|
| 3/2/.0 or .1 |
|
| • Dolby Digital EX (played as 5.1) |
|
| • Dolby Digital Plus decoded and delivered |
|
| via coax or optical connection |
|
|
|
Dolby Digital EX | An expansion of Dolby Digital 5.1 that adds a surround back channel | • Dolby Digital EX |
| which may be played through one or two surround back speakers. May | • Dolby Digital 2/2/.0 or .1, 3/2/.0 or .1 |
| be manually selected when a |
|
|
|
|
Dolby Digital Plus | An enhanced version of Dolby Digital encoded more efficiently, Dolby | • Dolby Digital Plus via HDMI connection |
| Digital Plus has the capacity for additional discrete channels and for | (source device decodes to Dolby Digital |
| streaming audio from the Internet, all with enhanced audio quality. Source | when a coax or optical connection is used) |
| material may be delivered via an HDMI connection, or decoded to Dolby |
|
| Digital or PCM and transmitted via |
|
|
|
|
Dolby TrueHD | Dolby TrueHD is an expansion of MLP Lossless™ audio, the same format | • |
| used on DVD Audio discs. Dolby TrueHD adds the features found in | Dolby TrueHD, delivered via HDMI |
| Dolby Digital, such as night mode settings, while delivering fully lossless |
|
| audio that is a true reproduction of the studio master recording. |
|
|
|
|
Dolby Digital Stereo | Delivers a | • Dolby Digital 1/0/.0 or .1, 2/0/.0 or .1, |
|
| 3/0/.0 or .1, 2/1/.0 or .1, 2/2/.0 or .1, |
|
| 3/2/.0 or .1 |
|
| • Dolby Digital EX |
|
|
|
Dolby Pro Logic II | Analog decoder that derives five | See below |
Mode Group | from matrix |
|
| are available. |
|
|
|
|
Dolby Pro Logic II | Variant of Dolby Pro Logic II that is optimized for movie and | • Dolby Digital 2.0 or 2.1 |
Movie | television programs. | • Analog |
|
| • Tuner |
|
| • PCM (32kHz, 44.1kHz, 48kHz, 96kHz) |
|
|
|
Dolby Pro Logic II | Variant of Dolby Pro Logic II that is optimized for music selections. | • Dolby Digital 2.0 or 2.1 |
Music | Allows adjustment of sound field presentation in three dimensions: | • Analog |
| • Center Width (adjusts width of vocal soundstage) | • Tuner |
| • Dimension (adjusts depth of soundstage) | • PCM (32kHz, 44.1kHz, 48kHz, 96kHz) |
| • Panorama (adjusts wraparound surround effect) |
|
|
|
|
Dolby Pro Logic II | Variant of Dolby Pro Logic II that emphasizes use of the surround | • Dolby Digital 2.0 or 2.1 |
Game | channels and subwoofer for total immersion in the video gaming | • Analog |
| experience. | • Tuner |
|
| • PCM (32kHz, 44.1kHz, 48kHz, 96kHz) |
|
|
|
Dolby Pro Logic | Original version of Dolby Pro Logic that steered a mono signal | • Dolby Digital 2.0 or 2.1 |
| containing information below 7kHz to the surround channels. | • Analog |
|
| • Tuner |
|
| • PCM (32kHz, 44.1kHz, 48kHz, 96kHz) |
|
|
|
Dolby Pro Logic IIx | An expansion of Dolby Pro Logic II that adds a surround back channel |
|
Mode Group | which may be played through one or two surround back speakers. The |
|
| Dolby Pro Logic IIx modes may be selected not only with Dolby Digital bit- |
|
| streams, but thanks to the AVR 1600’s |
|
| with some DTS bitstreams to add a surround back channel to 5.1 modes. |
|
|
|
|
42