ENGLISHBasic Operation Basic OperationENGLISH19Press the VIDEO SELECT button repeatedly until thedesired source appears on the display.Combining the currently playing sound withthe desired image (VIDEO SELECT)Use this switch to monitor a video source other than theaudio source.IN=V SOURCE• Canceling simulcast playback:q Select “SOURCE” by pressing the VIDEO SELECT button.w Switch the program source to the component connected tothe video input terminals.Press the SPEAKER A or B button to turn thecorresponding speaker pair on.The front speaker A, B setting can be also be changed withthe SPEAKER button on the remote control unit.Selecting the front speakersConnect the headphones to the PHONES jack.• The speaker output is automatically turned off when headphonesare connected.NOTE:• To prevent hearing loss, do not raise the volume levelexcessively when using headphones.Listening over headphonesChecking the currently playing programsource2 Front panel displayPress the STATUS button.Descriptions of the unit’s operations are also displayed onthe front panel display. In addition, the display can beswitched to check the unit’s operating status while playinga source.2 Using the dimmer functionPress the DIMMER button.The display brightness changes in four steps (bright, medium,dim and off).AUTO (auto mode):In this mode, the types of signals being input to the digital andanalog input terminals for the selected input source aredetected and the program in the AVR-1506’s surrounddecoder is selected automatically upon playback. This modecan be selected for all input sources other than TUNER.The presence or absence of digital signals is detected, thesignals input to the digital input terminals are identified anddecoding and playback are performed automatically with theDTS, Dolby Digital or PCM (2 channel stereo) format. If nodigital signal is being input, the analog input terminals areselected.Use this mode to play Dolby Digital signals.DTS (exclusive DTS signal playback mode):Decoding and playback are only performed when DTS signalsare being input.PCM (exclusive PCM signal playback mode):Decoding and playback are only performed when PCM signalsare being input.Note that noise may be generated when using this mode toplay signals other than PCM signals.AUTO PCM DTSPress the INPUT MODE button.The mode switches as shown below each time the INPUTMODE button is pressed:Input modeThe AVR-1506 has an AUTO signal detection mode thatautomatically identifies the type of incoming audio signals, but isalso equipped with a manual mode that can be switchedaccording to the type of input audio signals.2 Selecting the AUTO, PCM and DTS modesPHONES VIDEO SELECTDIRECT/STEREOMASTER VOLUMESTATUSDIMMERSPEAKERANALOGINPUT MODESPEAKERDIMMERANALOGINPUT MODEVIDEO SELECTSTATUSDIRECT STEREO