Kenwood TH-78A Instruction Manual

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Contents

6 Volume adjustment when you use anearphonerCAUT/ONIf you use an earphone, you may feel that thevolume is too high even if the volume level is set tominimum. We recommend that before connectingthe earphone, you set the volume level to theminimum and perform the following operation toprotect your ears.1 Press and hold the 4 key and turn the power switchThis operation reduces the volume below the originalminimum volume level.2 Minimize the volume levels for both bands.3 Connect your earphone to the External Speaker jack.4 Set the volume to a comfortable level.If you perform this operation, the internal speakervolume is also reduced. If you stop using theearphone, repeat step 1 to return to the original7 Switching speaker output when aspeaker-microphone is connectedIf you connect a speaker-microphone to the externalspeaker jack, you will hear the mixed receive tonesof the VHF and UHF bands from the speaker-microphone. These tones can be separated to thetransceiver’s internal speaker and the speaker-microphone.1 Press the F key then the 6 key.You will hear the receive audio of the active bandfrom the speaker-microphone and the receive audio ofthe sub-band from the internal speaker.2 If you want to change the speaker output, press andhold the F key for longer than one second, thenpress the 6 key.50