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Icom IC-M604 Instruction Manual

Icom IC-M604
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12
3
BASIC OPERATION
Optional Voice scrambler operation
D Activating the scrambler function
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 scrambler unit is necessary. See pages
45 and 50 for setting the scrambler unit. Ask your dealer for
details.
The scrambler function automatically turns OFF when
Channel 16 or 70 is selected.
q Rotate [SELECTOR] to select the desired channel other
than Channel 16 and 70.
w Push [F], then push [0•
SCRM
] to turn the Voice scram-
bler function ON.
• “SCRAM appears.
e To turn the scrambler function OFF, repeat step w.
• “SCRAM disappears.
D Programming scrambler codes
There are 32 codes (1 to 32) or 128 codes (0 to 127)* avail-
able for programming when an optional scrambler unit is
installed. In order to understand one another, all transceivers
in your group must have the same scramble code. This func
-
tion may not be available depending on the dealer setting.
*Depends on the installed scrambler unit.
q While pushing and holding [169], push [POWER] to
enter Set mode.
Turn the power OFF in advance.
w After the display appears, release [16•9].
e
Rotate [SELECTOR] to select the Scrambler Code,
then push [ENT].
r Rotate [SELECTOR] to select the desired scrambler code.
t Push [ENT] to set and exit the scrambler code item.
y Push [CLR], or rotate [SELECTOR] to select Exit,
then push [ENT] to exit Set mode.
--Set Mode--
Scrambler Code
˘5
4
3
2
<ENT˘OK>
--Set Mode--
Internal Speaker
Contrast
RF Attenuator
Foghorn Frequency
Radio Power
Scrambler Type
˘Scrambler Code
--Set Mode--
˘Scan Type
Scan Timer
WX Alert
Beep
Internal Speaker
Contrast
RF Attenuator
Select
Select
to enter
Set mode
POWER
+
Push
9
16
to select item.
Rotate
to select code.
Rotate
Push Push
[Example]: Programming scrambler code 8.

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Icom IC-M604 Specifications

General IconGeneral
BrandIcom
ModelIC-M604
CategoryTransceiver
LanguageEnglish

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