Part Names and UsageMain Unit (Front)A BD ECPower LEDShows the power status. The LED is green when the power is on and off when the power is off.Remote Control Signal ReceiverReceives Remote Control signals. The maximum range of reception is approximately 8 m from front of theunit, and approximately 3 m from 20° on each side, total 40°.Headset Input-Output TerminalUsed to connect a headset to the unit (Page 27).Note• If a headset is connected, audio from the other party can be heard through the headset. Audio isnot played through the display or speakers.• If a headset is connected, how audio is sent to the other party differs depending on the type ofdevices connected as follows:Connected Device Audio Sent to Other PartyBoundary Microphone Audio is picked up only by the headset microphone. Audiois not picked up by the Boundary Microphones.General-purpose microphone Both the general-purpose microphones and the headsetmicrophone pick up audio.Boundary Microphone andgeneral-purpose microphoneBoth the general-purpose microphones and the headsetmicrophone pick up audio. The Boundary Microphones donot pick up audio.Power buttonTurns the power on and off (Page 29).Status LEDShows the operational status of the unit (Page 23).18 User ManualPreparation