26Basic Operation Basic OperationTone control setting2 Adjusting the sound quality (tone)The tone control function will not work in the PURE DIRECT orDIRECT mode.1 Press the TONE CONTROL button.TREBLEBASS2 Turn the SELECT knob to adjust the level of thebass or treble.The tone switches as follows each time the TONE CONTROLbutton is pressed.To increase the bass or treble:Turn the control clockwise. (The bass or treble sound can beincreased up to +6 dB in steps of 1 dB.)To decrease the bass or treble:Turn the control counterclockwise. (The bass or treble soundcan be decreased down to –6 dB in steps of 1 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.Channel LevelYou can adjust the channel level either according to the playbacksources or to suit your taste, as described below.1 Press the CH SELECT button to select thespeaker whose level you want to adjust.FL C FR SRSW SL SBL SBRThe channel switches as shown below each time the buttonis pressed.When the surround back speaker setting is set to “1sp” for“Speaker Configuration”, this is set to “SB”.“SB” appears only when the “Power Amp Assign.” settingis the surround back mode.2 Press the CURSOR FF or GG button to adjust thelevel of the selected speaker.The default setting of the channel level is 0 dB.The level of the selected speaker can be adjusted within therange of +12 to –12 dB by pressing the CURSOR buttons.The SW channel level can be turned off by decreasing it onestep from –12 dB.OFF ´ –12 dB ´ +12 dB