Icom IC-M504 instruction manual Optional voice scrambler operation, Dialenter

BASIC OPERATION 3

■Optional voice scrambler operation

D Activating the scrambler					D Programming scrambler codes
The optional voice scrambler provides private communica-					There are 32 codes (1 to 32) or 128 codes (0 to 127)* avail-			3
tions. In order to receive or send scrambled transmissions					able for programming when an optional scrambler unit is in-
you must first activate the scrambler function. To activate the					stalled. In order to understand one another, all transceivers
function, an optional scrambler unit is necessary. See pgs.					in your group must have the same scramble code. This func-
57, 62 for setting the scrambler unit. Ask your dealer for de-					tion may not be available depending on dealer setting.
tails.					*Depends on the installed scrambler unit.
The scrambler function automatically turns OFF when					q Turn power OFF.
Channel 16 or 70 is selected.					w While pushing [16•9], turn power ON to enter set mode.
					e After the display appears, release [16•9].
q Rotate [DIAL] to select an operating channel other than					r Rotate [DIAL] to select the “Scrambler Code,” push
Channel 16 and 70.					[DIAL•ENTER].
w While pushing and holding [H/L], push [LO/DX•IC•SCRM]					t Rotate [DIAL] to select the desired scrambler code.
to turn the optional scrambler function ON.					y Push [DIAL•ENTER] to set and exit the scrambler code
• “SCRAM” appears.					item.
e To turn the scrambler function OFF, repeat step w.					u Push [CLR], or rotate [DIAL] to select “Exit,” push
• “SCRAM” disappears.					[DIAL•ENTER] to exit set mode.
[Example]: Programming scrambler code 5.
		--Set Mode--	Rotate		--Set Mode--	Rotate	--Set Mode--
Push	+	˘Scan Type			Dual/Tri		Scrambler Code
		Scan Timer			Beep		˘5 Select
to enter set mode.		WX Alert			Contrast		4
		Dual/Tri			Foghorn Frequency		3
		Beep			Radio Power		2
		Contrast			Scrambler Type		1
		Foghorn Frequency	to select item,	˘Scrambler Code		to select code,	<ENT˘OK>
			then push.		Select	then push.

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