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Icom IC-M422 User Manual

Page 47

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41

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COMMANDMIC II™ HM-157

New2001

12

e ATTENUATOR/INTERCOM/SCRAMBLER KEY

[LO/DX•

SCR

]

➥ Push to toggle the Attenuator function ON or OFF.

(p. 45)

• “LOCAL” appears when the Attenuator function is turned ON.

➥ Push for 1 sec. to activate the Intercom function. (p. 50)

➥ Calls the IC-M422 when pushed and held while in Inter-

com mode. (p. 50)

NOTE: Voice scrambler is not available for the IC-
M422.

r CHANNEL/DUALWATCH/TRI-WATCH KEY

[CH/WX•

U/I/C

]

➥ Push to select and toggle the regular channels and

weather channels. (p. 44)

➥ While pushing [H/L], push to select one of three chan-

nel groups in sequence. (p. 44)

• U.S.A., International and Canadian channels are available.

➥ Push for 1 sec. to start Dualwatch or Tri-watch.

(p. 47)

➥ Push to stop Dualwatch or Tri-watch when either is acti-

vated. (p. 47)

t CHANNEL 16/CALL CHANNEL KEY [16•

9

]

➥ Push to select Channel 16. (p. 44)

➥ Push for 1 sec. to select call channel. (p. 44)

• “CALL” appears when call channel is selected.

➥ Push for 3 sec. to enter call channel programming con-

dition when call channel is selected. (p. 46)

➥ While pushing [CH/WX•

U/I/C

], push to enter the

channel comment programming condition. (p. 51)

➥ While turning power ON, push to enter Set mode.

(p. 49)

y CHANNEL UP/DOWN KEYS [Y

Y]/[Z

Z]

➥ Push to select the operating channel, Set mode set-

tings, etc. (pgs. 44, 49)

➥ Push and hold [Y] to move upward through the operat-

ing channels continuously.

➥ Push and hold [Z] to move downward through the op-

erating channels continuously.

➥ Push [Y

Y] or [Z

Z] to adjust audio level or noise squelch

level after pushing [VOL•

PA/RX

] or [SQL•

L

],

respectively. (p. 45)

➥ Push [Y

Y] or [Z

Z] to adjust the brightness of the LCD and

key backlight after pushing [VOL•

PA/RX

] for 1

sec. (p. 47)

➥ Checks TAG channels or changes scanning direction

during scan. (p. 48)

➥ Push [Y] or [Z] to adjust the audio level during in Pub-

lic Address mode. (p. 50)

➥ While pushing [VOL•

PA/RX

], push [Y] or [Z] to

adjust the audio level during in RX Speaker mode. (p. 50)

u PTT SWITCH [PTT] (p. 45)

Push and hold to transmit; release to receive.

DIM

DIM

MONI

DIM

DW

DW

IC

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