ENGLISHENGLISH28Basic Operation Basic Operation2 Operating the surround mode and the surroundparameters from the main unit’s panel1 Turn the SELECT knob to select the surroundmode.When turned clockwise:DIRECT STEREOMONO MOVIE DTS NEO:65CH/7CH STEREOMATRIXVIRTUAL SURROUNDDOLBY PRO LOGIC IIxROCK ARENA JAZZ CLUB VIDEO GAME2 Press and hold in the SURROUND PARAMETERbutton to select the parameter you want to set.The parameters which can be set differ for the differentsurround modes are displayed. (Refer to “Surround modesand parameters” ( page 43).)When turned counterclockwise:DIRECT STEREOMONO MOVIE DTS NEO:65CH/7CH STEREOMATRIXVIRTUAL SURROUNDDOLBY PRO LOGIC IIxROCK ARENA JAZZ CLUB VIDEO GAMETo select the surround mode while adjusting the surroundparameters, tone defeat or tone control, press theSURROUND MODE button, then operate the selector.2 Surround parameters rROOM SIZE:This sets the size of the sound field.There are five settings: “small”, “med.s” (medium-small),“medium”, “med.l” (medium-large) and “large”. “small”recreates a small sound field, “large” a large sound field.EFFECT LEVEL:This sets the strength of the surround effect.The level can be set in 15 steps from 1 to 15. Lower the levelif the sound seems distorted.DELAY TIME:The delay time can be set within the range of 0 to 110 ms onlyin the matrix mode.TONE CONTROL:This can be set individually for each surround mode exceptDIRECT.3 Display the parameter you want to adjust, thenturn the SELECT knob to set it.• When making parameter settings, the display will return to theregular condition several seconds after the last button waspressed and the setting will be completed.SURROUND PARAMETERTONE DEFEATTONE CONTROLSURROUND MODE SELECTTone control setting2 Adjusting the sound quality (tone)The tone control function will not work in the DIRECT mode.1 Press the TONE CONTROL button.The tone switches as follows each time the TONE CONTROLbutton is pressed.TREBLEBASS2 Turn the SELECT knob to adjust the level of thebass or treble.To increase the bass or treble:Turn the control clockwise. (The bass or treble sound can beincreased up to +12 dB in steps of 2 dB.)To decrease the bass or treble:Turn the control counterclockwise. (The bass or treble soundcan be decreased down to –12 dB in steps of 2 dB.)2 Tone defeat modeIf you do not want the bass and treble to be adjusted, turn on thetone defeat mode.Press the TONE DEFEAT button.The signals do not pass through the bass and trebleadjustment circuits, thus resulting in higher quality sound.