Troubleshooting
ISSUE OPTIONS
Unit will not turn
on (no power)
Cause: Yellow/red wire not connected or incorrect voltage
Action: Check connections for proper voltage (11~16VDC)
Cause: Black wire not connected
Action: Check connection to ground
Cause: Fuse blown
Action: Replace fuse
Unit has power
(but no sound)
Cause: Speaker wires not connected
Action: Check connections at speakers
Cause: One or more speaker wires touching each other or
touching chassis ground
Action: Insulate all bare speaker wires from each other
and chassis ground
Unit blows fuses
Cause: Yellow/red wire touching chassis ground
Action: Check for pinched wire
Cause: Speaker wires touching chassis ground
Action: Check for pinched wire
Cause: Incorrect fuse rating
Action: Use fuse with correct rating
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