28 ENENGLISHAmbience effectsThis receiver is equipped with listening modes that allow you to enjoy an enhanced sonic ambience with a variety of videosources.In order to obtain the optimum effect from the surround modes, make sure to input the proper speaker settings beforehand.&Surround modesThe below speaker placements are for 5.1 channel surround soundsystem which are;• Dolby Digital• Dolby Pro Logic II• DSP• DVD 6-channel• DTSThe below speaker placements are for 6.1 channel surround soundsystem which are;• Dolby Digital EX• SRS Circle Surround II• Dolby Digital, Dolby Pro logic II and DSP if "SURR: MIX ON" *SRSLCLRSWTV / SCREENSBSRSLCLRSWTV / SCREENNo Surround Back speaker Surround Back speakerL Front left speaker SL Surround left speakerSW Subwoofer SR Surround right speakerC Center speaker SB Surround backR Front right speakerManufactured under license from Dolby Laboratories. “Dolby”,“Pro Logic” and the double-D symbol are trademarks of DolbyLaboratories.“DTS”and “DTS Digital Surround” are registeredtrademarks of Digital Theater Systems, Inc.Circle Surround II, SRS and (O) symbolare trademarks of SRS Labs, Inc. CircleSurround II technology is incorporatedunder license from SRS Labs, Inc.