Problem Cause !CTION
Unit will not turn on
(no power LED
indicator)
6 WIRE NOT CONNECTED OR INCORRECT
VOLTAGE 2%- WIRE NOT CONNECTED OR
INCORRECT VOLTAGE
#HECK CONNECTIONS FOR PROPER VOLTAGE
^6$#
'.$ WIRE NOT CONNECTED #HECK CONNECTION TO GROUND
&USES BLOWN 2EPLACE FUSES
Unit has power -
LED is green (but
no sound)
3PEAKER WIRES NOT CONNECTED #HECK CONNECTIONS AT SPEAKERS
6OLUME TURNED ALL THE WAY DOWN )NCREASE VOLUME LEVEL AT HEAD UNIT
/NE OR MORE SPEAKER WIRES TOUCHING
each other or touching chassis
ground
)NSULATE ALL BARE SPEAKER WIRES FROM
each other and chassis ground
3PEAKERS DEFECTIVE OR DAMAGED #HECKREPLACE SPEAKERS
)NPUT SIGNAL NOT CONNECTED
#HECK HIGH OR LOW LEVEL INPUTS FOR
proper connection
Unit blows fuse(s)
)NCORRECT FUSE RATING 5SE FUSES WITH CORRECT RATING
6 WIRE TOUCHING CHASSIS GROUND #HECK FOR PINCHED WIRE
3PEAKERS DEFECTIVE OR DAMAGED #HECKREPLACE SPEAKERS
Engine noise
"AD GROUND CONNECTION
-AKE SURE AMPLIFIER IS GROUNDED TO
clean bare metal
3IGNAL GROUND LOOP OR 2&) RADIO
FREQUENCY INTERFERENCE
2EROUTE 2#! CABLES FROM EXISTING
HIGH CURRENT WIRING
LED illuminates red
(protect mode)
/NE OR MORE SPEAKER WIRES TOUCHING
each other or touching chassis
ground
)NSULATE ALL BARE SPEAKER WIRES FROM
each other and chassis ground
3PEAKERS DEFECTIVE OR
DAMAGED INTERNALLY SHORTED
#HECKREPLACE SPEAKERS
3PEAKER LOAD LESS THAN OHMS
STEREO 3PEAKER LOAD LESS THAN
OHMS BRIDGED
!DJUST SPEAKER LOAD AMPLIFIER WILL
not operate at less than 4 ohms
WHEN BRIDGED
Distorted audio
output
)NCORRECT INPUT SIGNAL TYPE OR
INPUT LEVEL TOO HIGH
#HECK CONNECTIONS AND REDUCE
ADJUST INPUT LEVEL
Low audio output
)NCORRECT INPUT SIGNAL TYPE OR
INPUT LEVEL TOO LOW
#HECK CONNECTIONS AND INCREASE
ADJUST INPUT LEVEL
Weak bass
3PEAKERS ARE WIRED OUT OF PHASE
#HECK AND SPEAKER
connections
/BSERVE CORRECT POLARITY
INSTALLATION
Troubleshooting
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