27Operations for surround modeYou can enjoy more realistic sound field than a stereo soundby using the surround mode.• The surround modes are also available for externalcomponents.7 Auto Surround (AUTO SURROUND)This function automatically selects the appropriatesurround mode according to the incoming signals. Forexample, a multi channel source is automaticallyreproduced in an appropriate multichannel surround mode.7 Dolby SurroundDolby Pro Logic II*1Dolby Pro Logic II has a developed multichannel playbackformat to decode all 2 channel sources — stereo source andDolby Surround encoded source — into a 5.1 channel.Dolby Pro Logic II has 2 modes — Movie and Music:• Pro Logic II Movie (DPL II MOVIE)Suitable for reproduction of Dolby Surround encodedsources bearing the mark .• Pro Logic II Music (DPL II MUSIC)Suitable for reproduction of any 2 channel stereo musicsources.7 Dolby Digital*1Used to reproduce multichannel soundtracks of thesoftware encoded with Dolby Digital ( ).• There are other encoding formats of digital surroundintroduced by Dolby Laboratories, such as Dolby DigitalEX.7 DTS Digital Surround*2Used to reproduce multichannel soundtracks of thesoftware encoded with DTS Digital Surround ( or).DTS Digital Surround (dts SURROUND) is anotherdiscrete multi-channel digital audio format available on CDand DVD software.• There are other encoding formats of multi-channeldigital surround introduced by Digital Theater Systems,Inc., such as DTS-ES, DTS 96/24.The buttons described below are used on page 28.Using the surround modeAvailable Surround modes for each input signalThe √ marks show available surround modes.*1 Manufactured under license from Dolby Laboratories. “Dolby”, “Pro Logic”, and the double-D symbol are trademarks ofDolby Laboratories.*2 “DTS” and “DTS Digital Surround” are registered trademarks of DTS, Inc.*3 You can select these modes by pressing SURROUND. (See page 28.)Mode SurroundoffAutoSurround Dolby Surround DolbyDigitalDTS DigitalSurround DSPSignalSURROUNDOFFAUTOSURROUNDDPL IIMOVIE*3 DPL IIMUSIC* 3 DOLBYDIGITALdtsSURROUND STADIUM*3 ALL CHSTEREO* 3 GAME*3Dolby Digital(Multi-channel) √ √ — — √ — — — —Dolby Digital(2 channel) √ √ √ √ — — √ √ √DTS Digital Surround(Multi-channel) √ √ — — — √ — — —DTS Digital Surround(2 channel) √ √ √ √ — — √ √ √Analog or Linear PCM √ √ √ √ — — √ √ √Continued on the next page