TK-7102H4OPERATING FEATURESIndicator DescriptionLight while transmitting.Lights when a signal is detected onthe currently selected channel.Lights while the function programmedonto its corresponding key is activated.Lights while the function programmedonto its corresponding key is activated.Lights to display the currently selectedchannel (1~ 4).1-5. Rear panelExternalspeakerjackPower inputconnectorAntennaconnector1. Controls and Functions1-1. Front Panelq (Power) switchPress to switch the transceiver ON. Press and hold forapproximately 1 seconds to switch the transceiver OFF.w ▲ keyPress to increase the volume level.e ▼ keyPress to decrease the volume level.r ● keyPF (Programmable Function) key. The default setting ofthis key is None (no function). The programmable func-tions available for this key are listed below.t keyPF (Programmable Function) key. The default setting ofthis key is Monitor. Other programmable functions avail-able for this key are listed below.y 1/ 2/ 3/ 4 keysPress to select a channel from 1 to 4.u Microphone jackInsert the microphone plug into this jack (the microphoneis an optional accessory).i SpeakerInternal speaker.o PTT switchPress this switch, then speak into the microphone to call astation.1-2. Microphoneq w e tryuio1-3. Auxiliary Programmable Functions• Emergency • Scan On/OFF• Key Lock • Talk Around• Monitor • Temporary Delete• None (no function) • AUX• Horn Alert • Scan + Temporary Delete1-4. Display