A4 SB CH Out (for 2-channel sources)Determine whether to use surround back speakers.[Selectable items]ON : The surround back channel signal is played.OFF : The surround back channel signal is not played.A5 SUBWOOFER ATTAttenuate subwoofer level when using EXT. IN mode.[Selectable items]ON : The input from the subwoofer channel is attenuated.OFF : The input from the subwoofer channel is not attenuated.Usually use in this mode.Set this to “ON” if the subwoofer channel level seems too high whenplaying audio signal.A6 SubwooferTurn subwoofer output on and off.[Selectable items]ON : The subwoofer is used.OFF : The subwoofer is not used.ToneAdjust the tonal quality of the sound.Audyssey SettingsSelect MultEQ, Dynamic EQ and Dynamic Volume.Audyssey Audyssey Byp. L/RAudyssey FlatManualOFFS0 MultEQSelect the type of correction desired from the following list:[Selectable items]Audyssey : Optimize frequency response of all speakers.Audyssey Byp. L/R : Optimize frequency response of speakersexcept front L and R speakers.Audyssey Flat : Optimize frequency response of all speakersto flat response.Manual : Apply frequency response set with “ManualEQ” (vpage 28).OFF : Turn equalizer off.Operating from the main unit or remotecontrol unitPress MULTEQ.A7 Tone ControlTurn tone adjustments off.[Selectable items]ON : Allow tone adjustment (treble, bass).OFF : Playback without tone adjustment.The tone cannot be adjusted when in the DIRECT mode.A8 BassAdjust low frequency range (bass).[Variable range] –6dB ~ 0dB ~ +6dBA9 TrebleAdjust high frequency range (treble).[Variable range] –6dB ~ 0dB ~ +6dB“Bass” and “Treble” can be set when “Tone Control” is set to “ON”.NOTEWhen the “Dynamic EQ” setting is “ON”, setting is not possible.• When “Audyssey”, “Audyssey Byp. L/R” or “Audyssey Flat” isselected, “ ” lights.• After running Auto Setup, if the Speaker Configuration, Distance,Channel Level, and Crossover Frequency have changed withoutincreasing the number of speakers measured, only “ ”lights.• “Audyssey”, “Audyssey Byp. L/R” and “Audyssey Flat” can beselected after the auto setup procedure has been performed.• After performing “Auto Setup”, the “MultEQ” setting automaticallybecomes “Audyssey”.• If the settings of speakers for which “None” has been determinedat “Auto Setup” are changed, “Audyssey”, “Audyssey Byp. L/R” and“Audyssey Flat” cannot be selected. Either perform Auto Setupagain, or return to the setting after running Auto Setup with “AutoSetup” – “Parameter Check” – “Restore”.• MultEQ and Manual EQ set to “Not Used” with “Manual Setup”– “Audio Setup” – “EQ Preset” – “EQ Customize” (vpage 28) onthe menu, cannot be selected.• When using headphones, “MultEQ” is set to “OFF”.For details on adjusting individual parameters, see “Adjusting the parameters” (vpage 38). Getting Started Connections Setup Playback Remote Control Multi-zone Information TroubleshootingENGLISH Specifications