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44
7
OTHER FUNCTIONS
■
Intercom operation (Continued)
t
After releasing
[PTT]
you can hear the response through
the speaker.
y
To return to normal operation, push
[CLR]
or repeat step
q
.
• While in the intercom mode, the transceiver functions
(transmit and receive) are interrupted. If the transceiver
is in transmit mode, the intercom function is disabled.
• When a DSC Call is received, the intercom function is
interrupted with an automatic return to the transceiver
mode. The Function screen displays ‘Receiving DSC
Calls.’ (p. 32)
• When a WX alert is received, “
WX ALERT
” blinks and
a beep sounds. The WX alert sounds after the Intercom
use is finished.
■
Hailer operation
The IC-M604A has a 2-way hailer function for voice
amplification and reception over a loudspeaker, making it
unnecessary to leave the bridge to hear a hailing party.
Connect an external hailer speaker as described on page 50.
q
Push
[
O
]
, then push
[7•
HAIL
]
to activate the hailer.
then push
Push ,
w
Hold down
[PTT]
and speak into the microphone at a
normal voice level .
• “
TALK
” or “
LISTEN
” respectively is displayed on the caller or
listener function display.
• To adjust the hailer level, rotate
[SELECTOR]
.
e
After releasing
[PTT]
you can hear the response through
the speaker.
r
To turn OFF the hailer, push
[CLR]
or repeat step
q
.
• While in the hailer mode, the transceiver functions
(transmit and receive) are interrupted. If the transceiver is
transmitting, the hailer function is disabled.
• When a DSC Call is received, the hailer function is
interrupted with an automatic return to the transceiver
mode. The Function screen displays ‘Receiving DSC
Calls.’ (p 34)