ICOM IC-M501EURO User Manual
3
BASIC OPERATION
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■ Optional voice scrambler operation
◊ Activating the scrambler
The optional voice scrambler provides private communica-
tions. In order to receive or send scrambled transmissions
you must first activate the scrambler function. To activate the
function, an optional UT-98 or UT-112 is necessary. See p. 16
for selecting the unit. Ask your dealer for details.
tions. In order to receive or send scrambled transmissions
you must first activate the scrambler function. To activate the
function, an optional UT-98 or UT-112 is necessary. See p. 16
for selecting the unit. Ask your dealer for details.
q Select an operating channel except channel 16 and 70.
w While pushing [HI/LO], push [DIMMER] to toggle an op-
w While pushing [HI/LO], push [DIMMER] to toggle an op-
tional scrambler function ON or OFF.
• “SC” appears.
e To turn the scrambler function OFF, repeat step w.
• “SC” disappears.
◊ Programming scrambler codes
There are 128 or 32 codes (0 to 127 or 1 to 32) available for
programming. In order to understand one another, all trans-
ceivers in your group must have the same scramble code.
programming. In order to understand one another, all trans-
ceivers in your group must have the same scramble code.
This function may not be available depending on dealer set-
ting.
ting.
q Turn power OFF.
w While pushing [16], turn power ON to enter set mode.
e After the display appears, release [16].
r Push [16] one or more times to select the scrambler code
w While pushing [16], turn power ON to enter set mode.
e After the display appears, release [16].
r Push [16] one or more times to select the scrambler code
item.
• “Scrambler code” appears.
t Rotate the channel selector to select the desired scram-
bler code.
y Turn power OFF, then ON again to exit set mode.
Set mode
Beep
Set mode
Scrambler
code
code
Set mode
Scrambler
code
code
Enter set mode
16
POWER
+
Select code
16
Push one or
more times.
more times.
Set mode
Scrambler code item
[Example]: Programming scrambler code 127.
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