Icom IC-M423GE - 8 Other Functions; Using the Intercom

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OTHER FUNCTIONS
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■ Using the Intercom
The optional Intercom function allows you to talk between
the transceiver and the where the Command microphone is
located. The optional HM-195
command microphone is re-
quired for Intercom operation.
Connect the HM-195
command microphone as described on
page 89.
While using the intercom:
• Transmitting is disabled.
• Received audio is muted.
q Hold down [PWR](Dial) to turn ON the power.
• The command microphone power is automatically turned ON,
even if the mic power is OFF.
w Push [INCM] to enter the Intercom mode.
e Hold down [INCM CALL] to sound the intercom beeps.
• The transceiver and the command microphone sound beeps
while holding down [INCM CALL].
• “CALL” is displayed.
r After releasing [INCM CALL], hold down [PTT] and speak
into the microphone at your normal voice level.
• “TALK” is displayed on the caller’s display, and “LSTN” is dis-
played on the listener’s display.
• Rotate dial to adjust the transceiver’s intercom volume level.
• Rotate [VOL/SQL](Dial) on the HM-195 to adjust the HM-195’s
intercom volume level, .
t After releasing [PTT], you can hear the response through
the speaker.
y
Push [EXIT] to return to the normal operating mode.
While in the Intercom mode, the transmit and receive func-
tions are disabled. When the transceiver is transmitting,
the Intercom function is disabled.
On the caller’s display
On the listener’s display