The document describes additional functions added to the AV receiver with the software upgrade, including:
- Addition of Audyssey DSX which adds surround processing and additional front wide and front height speaker channels to expand the surround sound field.
- Settings for the amp assign mode and speaker layout must be configured to support the additional front wide or front height speakers.
- The Audyssey Auto Setup procedure automatically measures the acoustic characteristics of the room and connected speakers to optimize settings for the system with the software upgrade.