Icom IM402A Marine Radio User Manual


 
39
11
COMMANDMIC
®
HM-127
New2001
r CHANNEL/DUALWATCH/TRI-WATCH KEY
[CH/WX
U/I/C]
Selects and toggles the regular channels and weather
channel when pushed momentarily. (pgs. 6, 7, 42)
While pushing [H/L], selects one of three channel
groups in sequence when pushed. (pgs. 7, 42)
International, U.S.A. and Canadian channels are available.
Starts Dualwatch or Tri-watch when pushed for 1 sec.
(pgs. 11, 45)
Stops Dualwatch or Tri-watch when either is activated.
t ATTENUATOR/INTERCOM/SCRAMBLER KEY
[LO/DX
SCR]
Activates the Intercom function when pushed for 1 sec.
(pgs. 29, 48)
Calls the IC-M402A when pushed and held while in In-
tercom mode. (pgs. 29, 48)
NOTE: RF attenuator and voice scrambler are not avail-
able for IC-M402A.
y SQUELCH/MONITOR/LOCK KEY [SQL
L]
[
YY
]/[
ZZ
] sets the squelch threshold level after pushing
[SQL]. (p. 43)
Push [SQL
L] for 1 sec. to turn the monitor func-
tion ON. (p. 45)
While pushing [H/L], push [SQL
L] to toggle the
(microphone) Key lock function ON or OFF. (p. 44)
•“ T appears while (microphone) Key lock function is in use.
[PWR], [PTT], [VOL], [SQL] and [H/L] still function when the
(microphone) Key lock function is turned ON.
Advance the cursor while in channel comment pro-
gramming condition. (pgs. 10, 48)
u VOLUME/DIMMER KEY [VOL ]
[
YY
]/[
ZZ
] adjusts the audio level after pushing [VOL]
(p. 43)
[
YY
]/[
ZZ
] adjust the brightness of the LCD and key back-
light after pushing [VOL ] for 1 sec. (p. 45)
Move the cursor backward while in channel comment
programming condition. (pgs. 10, 48)
DIM
DIM
MONI
MONI
MONI
IC
DW
11
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