Other Functions; Intercom Operation - Icom IC-M504A Instruction Manual

7

OTHER FUNCTIONS

Intercom operation

The optional Intercom function allows you to talk to the deck
from the cabin. The optional Command microphone is re-
quired for Intercom operation.
Connect an optional
page 62.
q Push [POWER] to turn ON the power.
turned ON, even if the power is OFF.
w Hold down
Intercom mode.
INTERCOM
IC-M504A/HM-162
e Hold down
intercom beep.
beeps while holding down
48
as described on
Command microphone
for 1 second to enter the
HM-157
for 1 second to sound the
.
r Hold down [PTT] and speak into the microphone at a nor-
mal voice level.
TALK" or "LISTEN"* appears on the caller or listener function
display, respectively.
* " " or " " appears on the HM-157.
after pushing [VOL] on the HM-162.
], then push [Y] or [Z] on the HM-157.
RX
INTERCOM
TALK
IC-M504A (caller)
t After releasing [PTT] you can hear the response through
the speaker.
y To return to the normal operating mode, push [CLR] or push
momentarily.
[VOL].
[SELECTOR]
DIM
PA/
INTERCOM
LISTEN
HM-162 (listener)
HM-157 (listener)