Boss Audio Systems MR1620S Wiring diagram, ANTENNA cannot contact GROUND, or damage may result

Wiring diagram

Follow the wiring illustration below closely to obtain proper performance from your CD receiver. Failure to make these connections properly may result in damage to your unit which will not be covered under your warranty.

This receiver contains a built-in high power four-channel amplifier. To use the built-in amplifier, connect the speaker wires as shown. To use the receiver as a head unit in a 2CH, 4CH or 4CH-plus-subwoofer mobile audio system which includes an amplifier(s) or power subwoofer, use the RCA outputs to connect to the RCA inputs of your amplifier(s).

		RIGHT CH (RED)
	SUBWOOFER OUTPUT
		AUX AUDIO INPUTS
	BLACK
	to optional	LEFT CH (WHITE)
	SUBWOOFER AMPLIFIER
	OR POWERED SUBWOOFER
		TO MARINE COMMANDER
		(REMOTE CONTROL)
		REMOTE CONTROL CONNECTOR
	Antenna
to Antenna	connector

RIGHT CH (RED)

FRONT AUDIO OUTPUTS

BROWN CABLE

LEFT CH (WHITE)

ISO CONVERSION CONNECTOR

RIGHT CH (RED)

REAR AUDIO OUTPUTS

GREY CABLE

LEFT CH (WHITE)

Ignition switch RED (ACC +)

Constant 12V	YELLOW
(BATT +)

Ground (BATT -) BLACK

Power Antenna BLUE

LEFT FRONT SPEAKER

+ WHITE

– WHITE/BLACK

SPEAKER IMPEDANCE

MINIMUM 4 OHMS!

LEFT REAR SPEAKER

+ GREEN

– GREEN/BLACK

OPTIONAL POWER AMPLIFIER

WARNING!

ANTENNA cannot contact GROUND

or damage may result!

RIGHT FRONT SPEAKER

GREY

GREY/BLACK

SPEAKER IMPEDANCE

MINIMUM 4 OHMS!

RIGHT REAR SPEAKER

VIOLET

VIOLET/BLACK

MR1620W • MR1620S User’s Manual - page 18