– 5 –
T
ROUBLESHOOTING
No sound from
speakers
Symptom
Diagnosis
Remedy
Check wiring, and repair or
replace as needed
Check system with known
working amplifier, and repair
or replace as needed
Check for wiring shorts with a
volt/ohm meter, and repair or
replace wires as needed
Check system with known
working speaker, and repair or
replace as needed
Wires between amplifier,
crossover or speakers not
connected properly
Amplifier has no output
Speaker wires are shorted
to each other or to the
chassis of the vehicle
Speakers are blown
Incorrect wiring between
crossover and speakers
Check wiring and repair or
replace as needed
Distorted sound
from speakers
Engine Noise from
One or More
Speakers
Check for wiring shorts with a
volt/ohm meter and repair or
replace wires as needed
Re-route speaker wiring away
from noise sources (refer to the
Installation Considerations
section of this manual)
Move crossovers away from
noise sources (refer to the
Installation Considerations
section of this manual)
Speaker wires shorted to
chassis of vehicle
Speaker wires are rout-
ed near radiated noise
source (power cables,
vehicle computers, etc.)
Crossover is mounted
near radiated noise
source (power cables,
vehicle computers, etc.)
TROUBLE S
H
O
O
T
I
N
G
Содержание Punch FNX2404
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