4NOTE• Do not plug in the power cord until all connections have beencompleted.• When making connections, also refer to the owner’s manual of theother components.• Be sure to connect the left and right channels properly (left with left,right with right).• Do not bundle power supply cords together with connection cables.Doing so can result in humming or noise.Cables used for connectionsAudio cable (sold separately)Subwoofer cableSpeaker cableOptical cableAudio cable RLRLConnectionsConnecting the speakers(R) (L)INw q w qSpeaker SC-M39Subwooferwith built-inamplifierConnecting the speaker cablesCarefully check the left (L) and right (R) channels and + (red) and –(black) polarities on the speakers being connected to the unit, and besure to connect the channels and polarities correctly.1 Peel off about 10 mm of sheathingfrom the tip of the speaker cable, theneither twist the core wire tightly orapply solder to it.2 Turn the speaker terminalcounterclockwise to loosen it.3 Insert the speaker cable’s core wire toall the way into the speaker terminal.4 Turn the speaker terminal clockwiseto tighten it.NOTE• Disconnect this unit’s power plug from the power outlet beforeconnecting the speakers. Also, turn off the subwoofer.• Use speakers with an impedance of 6 to 16 Ω. The protectioncircuit may be activated if speakers with an impedance otherthan specified are used.• Connect the speaker cables so they do not stick out of thespeaker terminals. The protection circuit may be activated if thewires touch the rear panel or if the + and – sides touch eachother (vpage 35 “Protection circuit”).• Never touch the speaker terminals while the power supply isconnected. Doing so could result in electric shock.