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Connector/Cable Connects to... For details, see ...
Antenna
connector
External VHF antenna with a male
PL259 (SO238) connector and 50 Ω
impedance. Minimum 4 ft, 3dB rated
antenna for sailboats, 8 ft, 6 dB rated
for power boats.
Connecting the radio
(see page 30).
Power cable
Nominal 13.8 VDC power supply with
negative ground (10.5 VDC to 16.0
VDC) (Red wire +, black wire -).
Connecting the radio
(see page 30).
Accessory cable GPS receiver, GPS chartplotter.
Connecting accessories
(see page 31).
Parts of the Microphone
Button Press to...
Press and hold
to...
PUSH-TO-TALK
Cancel scanning and stay on
a channel.
Talk on a channel.
Turning on the Radio
Turn the
VOLUME-PWR
knob clockwise to turn on the radio. As it powers
on, the radio displays the user MMSI number; if there is no MMSI set, the radio displays MMSI
not entered.
When it powers on, the radio selects the last channel used.
13.8V DC
ANTENNA
Black wire
(-)
Red wire
(+)
Power
Cable
Antenna
connector
(SO238)
Heat sink
Accessory
cable
Push-to-Talk
button
UM380_20101221.indd 5 4/13/2011 11:25:08 AM