Port Identification
Not used.
Connects the stereo to the wiring harness for auxiliary input 1, and for the line and subwoofer
outputs for zones 1 and 2.
Connects the stereo to the power and speaker wiring harness.
FUSE Contains the 15 A fuse.
USB Connects the stereo to a USB source.
SXM TUNER
Connects the stereo to a SiriusXM
®
Connect Tuner to receive SiriusXM stations where available
(not included).
Connects to a Fusion DAB module to receive DAB stations where available (not included).
ANTENNA
Connects the stereo to a typical AM/FM antenna.
If you are installing the stereo on a boat with a metal hull, you must use a ground-dependent
antenna. If you are installing the stereo on a boat with a non-metal hull, you must use a ground-
independent antenna. See the installation instructions provided with your antenna for more
information.
NMEA 2000 Connects the stereo to a NMEA 2000 network (NMEA 2000 System Wiring Diagram, page 11).
4 MS-RA210 Installation Instructions