12a as aRLRLAUDIOAUDIORLOUT OUTOPTICAL OPTICALOUTVIDEOOUTVIDEOBlu-ray Disc player/DVD playeror orWhen you want to play back HD Audio (Dolby TrueHD, DTS-HD, Dolby Digital Plus, DTS Express) andMulti-channel PCM with this unit, use an HDMI connection (vpage 5 “Connecting HDMI devices”).Connecting a Blu-ray Disc player/DVD playerThis section describes how to connect a Blu-ray Disc player and DVD player that does not support HDMIconnections.For instructions on HDMI connections, see “Connecting HDMI devices” (vpage 5).n Audio connectionThe following methods are available for connecting to this unit. Use either of the methods to makea connection.The numbers prefixed with connectors indicate the recommendation order. The smaller the number is,the higher playback quality is achieved.a DIGITAL AUDIO OPTICAL 1 connector zDIGITAL AUDIO OPTICAL 2 connector zWhen a multichannel audio (digital bit stream audio) is input, this unit decodes the audio to play backsurround sound. However, digital bit stream audio signals for HD audios from Blu-ray disc players(such as Dolby Digital Plus and DTS-HD) can not be transmitted.z When making this type of connection, you must change the settings on this unit.(v Input connector setting )s AUDIO IN (DVD) connectorThis makes an analog audio connection. This type of connection converts digital audio to analogaudio, so the output audio may be degraded compared to connections a.n Video connectionThe following methods are available for connecting to this unit.a VIDEO IN (DVD) connectorThis makes an analog video connection.When making the following connection, you must change the input connector settings.a DIGITAL AUDIO OPTICAL 1 connectorChange the default “TV AUDIO” to “DVD”.DIGITAL AUDIO OPTICAL 2 connectorChange the default “CBL/SAT” to “DVD”.For how to change, see “Input Assign” (vpage 34).Input connector settingConnecting other devices