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7 Programming frequencies and
CTCSS/DCS codes
7.1 Programming modes
Youcanredeneradiofrequencies(choosingthemamongtheeight
PMR446frequenciesmentionedinpar.5.5.a)factorysetforeachone
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.
Toenterprogrammingmodedothefollowing:
1) Turnoffthetransceiver.
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
secondandabeepsoundofconrmationisheard.
3) Whenthedisplaycomesbacktoitsnormalstatus,releasethe
buttons. The display will show the
icon to signal that you
are in programming mode.
Toexitprogrammingmode(andstoresthenewsettings)pressthe
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) Gointoprogrammingmodeasdescribedabove(thedisplayshow
).Ontheleftyouwillbeabletoreadtheashingnumber
of the channel and on the right the(smaller)numberequaltothe
radio frequencyprogrammedaccordingtothefollowingtable:
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
(446.03125MHz)
2) Pressthe
+ or – button to select the channel to program (from 1
to16).
3) Pressthe
MENU button. The smaller number corresponding to
thecurrentradiofrequencyashesontheright.
4) Ifyouwishtochangetheradiofrequencypressthe
+ or button
until you have reached the desired frequency.
5) Atthispoint:
• Ifnomorechangingarerequiredgotostep2).
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) Accordingtothepredenedsettingofcurrentlytunedchannel,on
therightthedisplayshows:
coF or doF - channel is not set with CTCSS or DCS (open
trafc)
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) Pressthe
+ or button to choose desired setting. There are 38
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