Kenwood TK-780 series Instruction Manual

Also see for TK-780 series: Programming instructions Instruction manual Service manual supplement Service manual Service manual

10■ Receiving a Telephone Call1 Select the desired system and group using the System and Group keys.(If the Scan function has been programmed, you can switch it ON or OFFas desired.)• A ringing tone will sound when a call is received.2 Press and hold the PTT switch to speak, and release it to listen.• Only one person can speak at a time.3 To end the call, press the # key or the key programmed as Tel Disconnect.CONVENTIONAL OPERATION■ TransmittingNote: Before transmitting, monitor the channel to make sure it is not already in use. If theselected group is programmed with QT (Quiet Talk) or DQT (Digital Quiet Talk), remove themicrophone from the hook to disable QT or DQT, then listen to the channel to make sure nobodyis talking on it. If the selected group is not programmed with QT or DQT, simply listen to thechannel to make sure nobody is talking on it. In this case, you need not remove the microphonefrom the hook.1 Select the desired system and group using the System and Group keys.• If the channel is busy, wait until it becomes free.2 Press the PTT switch and speak into the microphone. Release the PTTswitch to receive.• For best sound quality at the receiving station, hold the microphoneapproximately 1.5 inches (3 ~ 4 cm) from your mouth.3 When your conversation is finished, return the microphone to its hanger.■ Receiving1 Select the desired system and group using the System and Group keys.(If the Scan function has been programmed, you can switch it ON or OFFas desired.)2 When you hear the dispatcher’s voice, readjust the volume as necessary.SYSTEM SCANIf the Scan function is programmed, systems can be scanned by pressing the keyprogrammed as Scan. When the Scan key is pressed, the SCN indicator and “-SCAN-” or the revert system/ group number, appear on the display and scanningstarts. The systems not locked out of the scanning sequence are scanned.When a call is received, scanning stops and the system and group digits appear.Press the PTT switch and speak into the microphone to respond to the call. Thetransceiver will continue scanning after an adjustable time delay if the PTT switchis released and no further signal is received.