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Lightning Audio L-2125 - Page 17

Lightning Audio L-2125
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TROUBLESHOOTING
Troubleshooting
NOTE:
If
you
are
having
problems
after
installation
follow
the
Trouble-
shooting
procedures
below.
·
Check
Amplifier
for
proper
connections.
Verify
that
POWER
light
is
on.
If
POWER
light
is
on
skip
to
Step
3,
if
not
continue.
1.
Check
in-line
fuse
on
battery
positive
cable
.
Replace
if
necessary.
2.
Check
fuse(s)
on
amplifier.
Replace
if
necessary.
3.
Verify
that
Ground
connection
is
connected
to
clean
metal
on
the
vehicle
's
chassis.
Repair/replace
if
necessary.
4.
Verify
there
is
9
to
14.4
Volts
present
at
the
pos
i
tive
battery
and
remote
turn-on
cable.
Verity
quality
connections
for
both
cables
at
amplifier,
stereo.
and
battery/fuseholder.
Repair/replace
if
necessary.
Protect
light
is
on.
1.
If
the
Protect
light
is
on,
this
is
a
sign
of
a
possible
short
in
the
speaker
connections.
Check
for
proper
speaker
connections
and
use
a
voiVohm
meter
to
check
for
possible
shorts
in
the
speaker
wiring.
Too
low
of
a
speaker
impedance
may
also
cause
Protect
to
light.
Check
Amplifier
for
audio
output.
1.
Verify
good
RCA
input
connections
at
stereo
and
amplifier.
Check
entire
length
of
cables
for
kinks,
splices.
etc
.
Test
RCA
inputs
for
AC
volts
with
stereo
on.
Repair/replace
if
necessary
.
2.
Disconnect
RCA
input
from
amplifier.
Connect
RCA
input
from
test
stereo
directly
to
amplifier
input.
Check
Amplifier
if
you
experience
Turn-on
Pop.
1.
Disconnect
input
signal
to
amplifier
and
turn
amplifier
on
and
off
.
2.
If
the
noise
is
eliminated.
connect
the
REMOTE
lead
of
amplifier
to
source
unit
with
a
delay
turn-on
module.
OR
1.
Use
a
different
12
Volt
source
for
REMOTE
lead
of
amplifier
.
1 7
Check
Amplifier
if
you
experience
excess
Engine
Noise.
1.
Route
all
signal
carrying
wires
(RCA,
Speaker
cables)
away
from
power
and
ground
wires
.
OR
1.
Bypass
any
and
all
electrical
components
between
the
stereo
and
the
amplifier(s).
Connect
stereo
directly
to
input
of
amplifier.
If
noise
goes
away
the
unit
being
bypassed
is
the
cause
of
the
noise.
OR
1.
Remove
existing
ground
wires
for
all
electrical
components.
Reground
wires
to
different
locations
.
Verify
that
grounding
location
is
clean,
shiny
metal
free
of
paint,
rust
etc.
OR
1.
Add
secondary
ground
cable
from
negative
battery
terminal
to
the
chassis
metal
or
engine
block
of
vehicle.
OR
1.
Have
alternator
and
battery
load
tested
by
your
mechanic.
Verify
good
working
order
of
vehicle
electrical
system
including
distributor,
spark
plugs,
spark
plug
wires,
voltage
regulator
etc.

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