Kenwood_HMC-3_user操作说明书手册

HEADSETHMC-3KENWOODDownloaded byRadioAmateur.EUKENWOOD CORPORATIONINSTRUCTION MANUALCPRNTED IN JAPAN B62-0262-080M2121110g87654321g/n2Thank you for purchasing this new product.Please read■VOX OPERATIONthis instruction manual carefully before placing yourHMC-3 in service.1.Place the VOX/PTT switch on the VOX unit to theVOX position.CAUTION2.Adjust the sensitivity control on the VOX unit to theTurn off transceiver power switch before plugging ordesired level.When the ambient noise level is high,unplugging the HMC-3 headset.or conditions are windy,you can reduce thesensitivity by turning the control counterclockwise.Inquiet locations you can increase the sensitivity by■INSTALLATIONturning the control clockwise.The VOX delay isapproximately 1 second.Set the volume control on the transceiver to minimumbefore connecting the headset.Sensitivity controlreduce1.Turn the transceiver POWER switch OFF.2.Insert the headset plug into the MIC/SP jack on thetransceiver.increase3.Put the headset on and adjust the band so that theheadset sits comfortably on your head.Insert the earphone into your ear.4.Turn the transceiver POWER switch ON,then adjustthe volume on the transceiver for a comfortablelistening level.5.Adjust the microphone boom so that the microphoneis approximately 1~3 cm(0.4~1.2 inch)from your■PTT SWITCH OPERATIONmouth.1.Place the VOX/PTT switch to the PTT position.6.Attach the VOX unit to your pocket,etc.,using the2.Press and hold the PTT switch on the VOX unitattached hook.whenever you wish to transmit.HeadbandNOTEDuring PTT switch operation you can adjust themicrophone sensitivity with the sensitivity controlTo increase sensitivity turn the control clockwise.Sensitivity controlCAUTIONMicrophone1.Do not increase the volume to a level that mayBoomPTT switchcause discomfort.2.The volume level of the transceiver speaker andheadphone are not the same.Be sure to decreasethe volume level before putting on the headset.VOX/PTT3.The PTT switch on both the transceiver and theswitchHMC-3 will function regardless of the VOX/PTTswitch setting on the HMC-3.VOX unitMIC