Icom IC-M402

23
9
INSTALLATION AND MAINTENANCE
■ Connections
q DC POWER CONNECTOR
Connects the supplied DC power cable from this connector
to an external 12 V battery.
w EXTERNAL MICROPHONE JACK (IC-M402 only)
Connects to optional HM-127
REMOTE - CONTROL MICRO -
PHONE .
e ANTENNA CONNECTOR
Connects a marine VHF antenna with a PL-259 connector
to the transceiver.
CAUTION: Transmitting without an antenna may dam-
age the transceiver.
r GPS RECEIVER JACK
Connects to a GPS receiver to input the position data and
time data.
•A GPS receiver requires an NMEA0183 ver. 2.0 for position or
time indication, etc. Ask your dealer about the GPS receiver.
t EXTERNAL SPEAKER JACK
Connects to an external speaker. See ‘Options’ on p. 29
for available external speakers.
• MICROPHONE HANGER
Rest the supplied microphone on the hanger when not in
use.
CAUTION: After connecting the DC power cable, GPS
receiver jack and external speaker jack, cover the connec-
tor and jacks with an adhesion tape as shown below, to
prevent water seeping into the transceiver.
r
q
t
e
w
NMEA (+)
RCA
NMEA (—)
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