16Parts and their names8Input level meterThis indicates the audio level being input to the microphone unit when the status of theproduct is “talking”.This can be switched ON/OFF with the input level meter setting switch (o).On (red) : Loud. Move further away.On (orange) : A little loud. Move a little further away.On (2 green indicators) : Level is acceptable.On (1 green indicator) : Low. Move closer.9Charge indicator (charger) / Talk indicatorWhen using a charger to chargeShows the charge status.On (red) : The Ni-MH batteries inside the product are being recharged viacharger.Blinking (red) : Charging error (primary battery / battery short / temperatureabnormality detected / battery not inserted).Off : Charging completed, or the product has been put into the chargerbut there are no batteries inside, or there are bits of metal interferingwith the charging part of the charger.When talkingIndicates the talk status.On (red) : Not talkingBlinking (red) : Talking and the receiver channel is mutedOff : No signal or talkingjTalk buttonButton for outputting audio.The operation of this button depends on the setting of the PTT setting switch (p).When talk lock is setWhen the talk button is touched once, the talk indicators (3, 7) light green and audio isoutput.When the talk button is touched again, the talk indicator (3) lights red and audio outputis stopped.When push to talk (PTT) is setWhile touching the talk button continuously, the talk indicators (3, 7) light green andaudio is output.kUSB Type-C connectorIt is possible to supply the product with power or to charge batteries inserted in theproduct. Maintenance tasks can be performed by connecting with a PC on which thesettings support software has been installed.