RCA MRM400 Instruction Manual page 11

■ GPS receiver lead
Connect to a GPS receiver (sold separately) for
position indication.
An NMEA0183 ver.2.0 or 3.01 (sentence
formatters RMC,
compatible GPS receiver is required.
Yellow
Green
■ DC power connector
Connect the supplied DC power cable to
an external 13.8V DC power source. Do not
connect to 24V storage battery.
MRM400 VHF Marine Two-Way Radio Instruction Manual
TM
GGA, GNS, GLL)
Copyright © 2015 RCA Communications Systems
■ Fuse replacement
One fuse is installed in the supplied DC power
cable. If the transceiver stops working, it is a
good idea to check for a blown fuse. If the
fuse is blown, replace the fuse with a new
DC15A/32V fuse.
* Be sure to power off the unit before replacing
the fuse.
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