7 Programming frequencies and
CTCSS/DCS codes
7.1 Programming modes
Youcanredeneradiofrequencies(choosingthemamongtheeight
PMR446frequenciesmentionedinpar.5.5.a)factorysetforeachone
of the 16 channels and allocate to each one a CTCSS tone or DCS
code. For further details on the PMR446 frequencies and CTCSS/
DCS consult par. 5.7 and the tables in chapter 11.
Toenterprogrammingmodedothefollowing:
1) Turnoffthetransceiver.
2) Keep the
PTT and SCAN/MON buttons pressed and turn the
device back on. All symbols on the display light up for about one
secondandabeepsoundofconrmationisheard.
3) Whenthedisplaycomesbacktoitsnormalstatus,releasethe
buttons. The display will show the
icon to signal that you
are in programming mode.
Toexitprogrammingmode(andstoresthenewsettings)pressthe
PTT button or turn the device off and then turn it back on.
WARNING! It is advisable to leave the rst eight channels
unchanged so as to keep maximum compatibility with devices of
other manufactures which are normally set in the same way.
7.1.a Setting of radio frequencies and of CTCSS/DCS
1) Gointoprogrammingmodeasdescribedabove(thedisplayshow
).Ontheleftyouwillbeabletoreadtheashingnumber
of the channel and on the right the(smaller)numberequaltothe
radio frequencyprogrammedaccordingtothefollowingtable:
Num. FREQUENCY(MHz) Num. FREQUENCY(MHz)
1 446.00625 5 446.05625
2 446.01875 6 446.06875
3 446.03125 7 446.08125
4 446.04375 8 446.09375
E.g.. 11 3 = channel 11 programmed with radio frequency 3
(446.03125MHz)
2) Pressthe
+ or – button to select the channel to program (from 1
to16).
3) Pressthe
MENU button. The smaller number corresponding to
thecurrentradiofrequencyashesontheright.
4) Ifyouwishtochangetheradiofrequencypressthe
+ or – button
until you have reached the desired frequency.
5) Atthispoint:
• Ifnomorechangingarerequiredgotostep2).
• If you wish to change the frequency of another channel press
twice the
MENU button and repeat operation from step 2.
• If you wish to programme/change CTCSS tone or DCS code
of the currently selected channel carry on with the following
step.
6) Accordingtothepredenedsettingofcurrentlytunedchannel,on
therightthedisplayshows:
• coF or doF - channel is not set with CTCSS or DCS (open
trafc)
• c followed by number XX - the channel has been programmed
with a CTCSS tone with number XX
• d followed by number XX - the channel has been programmed
with DCS code number XX
7) Pressthe
+ or – button to choose desired setting. There are 38