Panel Description - Icom IF1721/D Instruction Manual

SCRAMBLER/ENCRYPTION KEY
(LMR (P25 Conventional) operation only)
While in the analog mode operation, push to toggle the
➥
voice scrambler function ON and OFF.
While in the digital mode operation, push to toggle the en-
➥
cryption transmission function ON and OFF.
While in the mixed (digital and analog) mode operation,
➥
push to toggle the voice scrambler and encryption trans-
mission functions ON and OFF, separately or simultane-
ously as below.
Voice scrambler and Encryption transmittion
functions OFF
( disappears)
PUSH
Voice scrambler function ON
PUSH
Encryption transmittion function ON
PUSH
Voice scrambler and Encryption transmittion
( appears)
functions ON
PUSH
( appears)
( appears)

PANEL DESCRIPTION

D For Digital mode operation only
INDIVIDUAL KEY
Push to enter the individual ID code selection mode directly.
➥
Then select the desired individual ID code using [CH Up]/
[CH Down]. (p. 13)
Push to stop the beep emission when receiving a matched
➥
individual ID code.
TALKGROUP KEY
Push to enter the talkgroup ID code selection mode directly.
➥
Then select the desired talkgroup ID code using [CH Up]/
[CH Down]. (p. 13)
Push to stop the beep emission when receiving a matched
➥
talkgroup ID code.
ZEROIZE KEY
Push and hold to zeroize the encryption key data, programmed
by the FS-F70/F1700
flash loader
ENCRYPTION KEY
Push to toggle the encryption transmission function ON or
OFF.
When this function is turned ON, " " appears on the function
display.
1
.
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