ICOM IM402SA User Manual

39

11

New2001

r CHANNEL/DUALWATCH/TRI-WATCH KEY

➥ 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

➥ 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•

➥ [Y

Y]/[Z

Z] sets the squelch threshold level after pushing

[SQL]. (p. 43)

➥ Push [SQL•

] for 1 sec. to turn the monitor func-

tion ON. (p. 45)

➥ While pushing [H/L], push [SQL•

] 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•

➥ [Y

Y]/[Z

Z] adjusts the audio level after pushing [VOL]

(p. 43) 

➥ [Y

Y]/[Z

Z] 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)

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