Fusion MS-RA205 installation manual Connections, Connector a, Ignition +12V switched

Models: MS-RA205

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CONNECTIONS

CONNECTOR A

BATTERY +12VDC

Connect to the battery positive (+12VDC), or bus bars. A fuse or circuit breaker MUST be used at the battery end of the cable. Use a minimum wire size of 16AWG for wire length up to up to 6 meters / 20 feet.

IGNITION +12V switched

Connect to a separate switched +12V wire to control stereo ON/Off operation. Alternatively connect to the battery positive (+12VDC), or bus bars.

When the red “Accessory +12V switched” wire is not required for ignition on/off control, it MUST be connected together with the Yellow “Battery +12V” wire at the MS-RA205 head unit wiring loom.

Ground Wire — Recommended minimum wire size for Negative Ground wire: 16AWG for wire length up to up to 6 meters / 20 feet.

DIM — Connect to vessel lighting sytem to dim LCD and button illumination when vessel lights are turned on. When connecting the DIM input ensure the wire gauge used is suitable for the fuse supplying the circuit being connected to.

AMPLIFIER ON — When using an external amplifier connect to the “Remote turn ON” connection on the external amplifier.

TELE MUTE / INTERRUPT AUX — Connect to handsfree kit to either mute the stereo or switch to AUX to hear call. When this line is taken to ground the stereo is muted.

AERIAL SiriusXM REMOTE USB

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Fusion MS-RA205 installation manual Connections, Connector a, Ignition +12V switched