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Troubleshooting:
Condition
Possible Cause
No sound
Low or no remote turn
on voltage, or no remote
turn on connection
Blown fuse(s)
Wiring problems
Blown speakers
Amplifier
Protection circuit
shut down
protecting against
overheating or overload
Distortion
Input level not properly
adjusted
Speaker damage
Poor bass
Speakers out of phase
response
Ticking
Radiated noise from
noise
spark plug wires
Whining
Alternator noise caused
noise
by poor grounding of
amplifier, source, other
component, battery, or
alternator
Possible Solution
Check the remote turn on
connection and the voltage at
the amplifier and source unit
Check all system fuses
Recheck all connections
Check for short circuits
Check speakers on another
amplifier
Check for adequate ventilation
Check load impedance(2 ohm
stereo, 4 ohm bridged)
Check speaker wiring for short
to the vehicle chassis
Reduce input level
Readjust amplifier input level
Check speakers on another
amplifier
Recheck speaker wiring
Reverse polarity of one channel
Reroute amplifier input wiring
Install a noise filter
Check all ground connections
Install a noise filter on the
source unit's power cable
Install a coupling transformer
in the signal path to improve
ground isolation for the signal
path
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