12 COMMANDMIC II™ HM-157

■Panel description

The optional HM-157 remotely controls the IC-M422 and provides an optional Intercom function.

DFront and side keys

Top keys (p. 42)

u

q w

ye

tr

Speaker

q VOLUME/DIMMER/PA/RX SPEAKER KEY [VOL• DIM PA/RX ]

➥Push [Y] or [Z] to adjust the audio level after pushing [VOL• DIM PA/RX ] (p. 45)

➥Push [Y] or [Z] to adjust the brightness of the LCD and

key backlight after pushing [VOL• DIM PA/RX ] for

1 sec. (p. 47)

➥Move the cursor backward while in the channel com- ment programming condition. (p. 51)

➥While pushing [H/L], push to turn the Public Address mode ON or OFF. (p. 50)

➥While pushing [H/L], push for 1 sec. to turn the RX Speaker mode ON or OFF. (p. 50)

w SQUELCH/MONITOR/LOCK KEY [SQL• MONI L]

➥Push [Y] or [Z] to set the squelch threshold level after pushing [SQL• MONI L]. (p. 45)

➥Push for 1 sec. to turn the monitor function ON. (p. 47)

➥While pushing [H/L], push [SQL• MONI L] to toggle the (microphone) Key Lock function ON or OFF. (p. 46)

•“ 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. (p. 51)

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