Jensen MP6612i manual Troubleshooting, Problem Cause Corrective Action

MP6612i

TROUBLESHOOTING

Problem	Cause	Corrective Action
Does not operate	No power to yellow	Check connection with test
(display does not	wire; no power to red	light; check vehicle fuse with
light)	wire	test light
	Inline fuse blown	Replace fuse
No power to unit	Inline fuse blown	Check/replace fuse
No speakers oper-	No speaker harness,	Connect speaker harness;
ate (display lights	speakers not con-	check speaker wires
normally)	nected
Not all speakers	Incorrect splices or	Check all splices and connec-
operate	connections	tions
	Speaker wires shorting	Check splices; insulate all
	to chassis ground or to	bare wires
	each other
Blows fuses	Power wire shorting to	Make sure wire is not pinched
	ground
	Speaker wires shorting	Make sure wire is not pinched
	to ground
	Incorrect fuse; fuse too	Install fuse of correct rating
	small

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