Icom IC-M127

@ MICROPHONE HANGER
@ EXTERNAL SPEAKER CABLES
Set the internal speaker to OFF in SET mode (p. 29).
© DC POWER CONNECTOR
Connects the supplied DC power cable from this connec-
tor to an external 13.8 V DC power source.
The mic hanger and external speaker outputs are also in-
cluded in this connector
Microphone hanger @
DCIN® Ext, speaker ®
DC ING. Ext. speaker Q
Microphone hanger
@ HAILER/INTERCOM/FOG HORN CONNECTOR
PINS
8-pin plug connects speaker and switches for the hailer,
intercom and fog horn functions. With an optional UA-4
audio amplifier, 20 W output is possible from the speaker
for the hailer or fog horn function,
Intercom
switch
®
@Ground
@®Intercom-2 switch®
iin
(instead
of
hailer)
@IntercomO
@HailerO
QUA.
@Hailer®
CONNECTIONS AND MAINTENANCE 7
© OPTIONAL NMEA CONNECTOR
Connects an NMEA device, such as a GPS receiver.
@ ANTENNA CONNECTOR
Connects a marine VHF antenna with a PL-259 connec-
tor to the transceiver.
CAUTION: Transmitting without an antenna will dam-
age the transceiver.