Kenwood TK-780 Instruction Manual

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

Contents

15DTMF (DUAL TONE MULTI FREQUENCY) CALLSMAKING A DTMF CALLNote:To make a DTMF call, you must have an optional microphone with a DTMF keypad. Ask yourdealer for more information.There are two methods of making DTMF calls:Manual dialing:1 Press and hold the PTT switch.2 Enter the desired digits using the microphone keypad.ï The corresponding DTMF tones sound each time you press a key.ï If you release the PTT switch, transmit mode will end, even if the complete numberhas not been sent.Store and sending:1 Enter the desired digits using the microphone keypad.ï The digits appear on the display as you enter them.2 After entering the complete number, press the key.ï The DTMF code is transmitted after pressing the key.Note:◆You can only store up to 16 digits before sending. Entering more than 16 digits will cause an errortone to sound.◆If you switch the power OFF before sending the number, the number will be cleared from memory.DTMF SIGNALLINGYour dealer can program a group with a DTMF signalling code. When youreceive a call with a code that matches yours, the signalling indicator will flashand a tone will sound. Squelch opens and you will hear the call.Squelch will close when you receive a call with a code that matches yoursignalling reset code.When making a call on a group programmed with a DTMF signalling code, thesignalling indicator will light and the squelch will open.STUNDepending on how your dealer programs your transceiver, when you receive acall containing a Stun code, either your transceiver will be disabled temporarily orpermanently. When disabled temporarily, a tone will sound and ìLOCK 2î willappear on the display. When disabled permanently, a tone will sound andìERRORî will appear on the display.Temporarily disabled transceivers are re-enabled when you receive a call with aStun cancel code.

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