Basic Operation - Icom IC-3220A Instruction Manual

e CTCSS SUBAUDIBLE TONE
(An optional UT-50 or UT-51 is necessary except for U.S.A.
version.)
Push [T/T.SQL] until only "T" appears.
To set a subaudible tone frequency, use SET mode. Seeat
right for details.
e DTMF TONES (U.S.A. and Asia versions)
Push the desired digit keys on the microphone to transmit
DTMF tones.
See p. 37 for advanced DTMF operation. (Only for U.S.A.
and Asia versions)
e1750 Hz TONE CALL
With HM-59 (Europe and Italy versions):
Push and hold [TONE] on the microphone for about 1~3
sec. to transmit a 1750 Hz tone call signal.
With HM-56 (U.S.A. and Asia versions):
Refer to "HM-56 ADVANCED FUNCTIONS." (p. 37)
BASIC OPERATION 4
usne SET MODE
e SUBAUDIBLE TONE
FREQUENCY SETTING
(An optional UT-50 or UT-51 is necessary except for U.S.A.
version.)
1) Push [BAND] to select VHF or UHF.
2) Push [SET] several times until "T" appears and blinks on
the function display.
e Refer to p. 13 for SET mode details.
3) Rotate the main dial to set the desired subaudible tone
frequency.
* Not included
with the UT-50.
(Unit: Hz)
4) Push any switch except [SET] and [HI/LO], or push PTT
to set the value and to exit SET mode.