23DTMF (DUAL TONE MULTI FREQUENCY) CALLSNote: DTMF calls can be made only in Conventional FM Operation.MAKing A dTMF cAll■ Manual DialingNote: To make a DTMF call using manual dialing, you must use an optional microphone with aDTMF keypad.1 Press and hold the microphone PTT switch.2 Enter the desired digits using the DTMF keypad.• If you release the PTT switch, transmit mode will end even if the completenumber has not been sent.■ Keypad Auto PTTIf your dealer has activated the Keypad Auto PTT function, simply press thekeys on the keypad to make the call.• The DTMF code will be sent automatically when you press a key.■ Store & Send1 Enter the desired digits using the DTMF keypad.• The digits appear on the display as you enter them.• You can enter up to 3 digits before transmitting.2 After entering the complete number, press the microphone PTT switch totransmit.Note: If you switch the power OFF before transmitting the number, the number will be cleared.AuTodiAlAutodial allows you to quickly call DTMF numbers that have been programmedonto your transceiver.1 Press the key programmed as Autodial.• “CODE?” or the first entry in the Autodial list appears on the display.2 Press the GRP and keys, rotate the CH control, or enter theappropriate DTMF number (0 ~ 32) to select your desired Autodial listnumber.3 Press the microphone PTT switch or the PF 4 key to make the call.STun codeThis function is used when a transceiver is stolen or lost. When the transceiverreceives a call containing a stun code, either transmit mode will be disabled,or both receive mode and transmit mode will be disabled. The stun code iscancelled when the transceiver receives a call with a revive code.