HM-331 (En/T)6Preparation sectionMalfunction of microcomputerIf operation is not possible or erroneous displayappears even though all connections havebeen made properly, reset the microcomputerreferring to “In case of difficulty”. ® rConnection of the System AccessoriesThis figure shows the method of connection be-tween the main unit and provided accessories.1 2 3 4TwistSystem connectionAM loop antennaThe supplied antenna is for indoor use. Place it as far aspossible from the main system, TV set, speaker cords andpower cord, and set it to a direction which provides the bestreception.Speaker (right)Main UnitCAUTION Note on ConnectionConnect the components as shown in thediagram.Only plug the power cord into a power outletonce connections are completed.1 2 3 41.Never short-circuit the “+” and “-” speaker cords.2.If the left and right speaker connections or the “+” and “-” polarityare inverted, the sound will be unnatural with unclear positioning ofmusical instruments, etc. Be sure to connect them without mistake.3.Be sure to insert all connection cords securely. If their connectionsare imperfect, the sound may not be produced or noise mayinterfere.4.Before plugging or unplugging a connection cord, be sure to unplugthe power cord from the wall AC outlet. If connection cords areplugged or unplugged with the power cord left plugged in, malfunctionor damage may result.NotesNotes