Owner's Manual
Table Of Contents
TROUBLESHOOTING
PROBLEM
Unit
will
not
turn
on (no
power
LED
indicator)
Unit
will
not
turn
on (no
power
LED
indicator)
Unit
blows
fuse(s)
Engine
noise
Distorted
audio
output
Low
audio
output
Weak
bass
CAUSE
•
BAT+
wire
not
connected
or
incorrect
voltage
REM
wire
not
connected
or
incorrect
voltage
•
GND
wire
not
connected
•
Fuse(s)
blown
• Volume
turned
all
the
way
down
•
Speaker
defective
or
damaged
•
Input
signal
not
connected
•
Incorrect
fuse
rating
•
BAT+
wire
touching
chassis
ground
•
Subwoofer
defective
or
damaged
• Bad
ground
connection
•
Signal
ground
loop
or
RFI
(radio
frequency
interfer-
ence)
•
Incorrect
input
signal
type
or
input
level
too
high
•
Incorrect
input
signal
type
or
input
level
too
low
•
Low
frequency
output
is
out
of
phase
ACTION
• Check
connections
for
proper
voltage
(11~16VDC)
• Check
connection
to
ground
•
Replace
fuse(s)
•
Increase
volume
level
at
head
unit
•
Check/replace
speaker
• Check
high
or
low
level
inputs
for
proper
connection
• Use
fuse(s)
with
correct
rating
Check
for
pinched
wire
•
Check/replace
subwoofer
•
Make
sure
subwoofer
is
grounded
to
clean
bare
metal
•
Re-route
RCA
cables
from
existing
high
current
wiring
• Check
connections
and
reduce/adjust
input
level
• Check
connections
and
increase
or
adjust
input
level
•
Adjust
phase
control
as
needed
9
TROUBLESHOOTING
PROBLEM
Unit
will
not
turn
on (no
power
LED
indicator)
Unit
will
not
turn
on (no
power
LED
indicator)
Unit
blows
fuse(s)
Engine
noise
Distorted
audio
output
Low
audio
output
Weak
bass
CAUSE
•
BAT+
wire
not
connected
or
incorrect
voltage
REM
wire
not
connected
or
incorrect
voltage
•
GND
wire
not
connected
•
Fuse(s)
blown
• Volume
turned
all
the
way
down
•
Speaker
defective
or
damaged
•
Input
signal
not
connected
•
Incorrect
fuse
rating
•
BAT+
wire
touching
chassis
ground
•
Subwoofer
defective
or
damaged
• Bad
ground
connection
•
Signal
ground
loop
or
RFI
(radio
frequency
interfer-
ence)
•
Incorrect
input
signal
type
or
input
level
too
high
•
Incorrect
input
signal
type
or
input
level
too
low
•
Low
frequency
output
is
out
of
phase
ACTION
• Check
connections
for
proper
voltage
(11~16VDC)
• Check
connection
to
ground
•
Replace
fuse(s)
•
Increase
volume
level
at
head
unit
•
Check/replace
speaker
• Check
high
or
low
level
inputs
for
proper
connection
• Use
fuse(s)
with
correct
rating
Check
for
pinched
wire
•
Check/replace
subwoofer
•
Make
sure
subwoofer
is
grounded
to
clean
bare
metal
•
Re-route
RCA
cables
from
existing
high
current
wiring
• Check
connections
and
reduce/adjust
input
level
• Check
connections
and
increase
or
adjust
input
level
•
Adjust
phase
control
as
needed
9