XC4300
OPERATION
Troubleshooting
11
Yellow wire not connected or incorrect voltage
Red wire not connected or incorrect voltage
Check connections for proper voltage
(11~16VDC)
Black wire not connected
Check connection to ground
Fuse blown
Replace fuse
Speaker wires not connected
Check connections at speakers
One or more speaker wires touching each
other or touching chassis ground
Insulate all bare speaker wires from
each other and chassis ground
Yellow or red wire touching chassis ground
Check for pinched wire
Speaker wires touching chassis ground
Check for pinched wire
Incorrect fuse rating
Use fuse with correct rating
Unit will not turn on
(no power)
Unit has power
(but no sound)
Unit blows fuses
Problem
Cause
Action