Troubleshooting
If you experience operation or performance problems with this product, compare
your installation with the electrical wiring diagrams on the previous pages. If problems
persist, read the following troubleshooting guide which may help.
If you have any further questions, please give our Tech Department a call.
Amplifier will not power up
Check to make sure you have a good ground connection
Check that the remote input (turn-on) has at least 9VDC
Check that there is battery power on the (+)terminal
Check that there is at least 12v
Check all fuse, replace if necessary
Make sure that the protection led is not illuminated.
If it is lit,
Shut off the amplifier briefly, and then power it ON again
Protection LED illuminates when
the amp is powered on
Turn down the volume control on the head until to prevent overdriving.
If it remains on, please contact our Tech Dept.
No output
Check that all fuse are ok
Check that unit is properly grounded.
Check that the remote input (turn-on)has at least 9VDC
Check that the RCA audio cables are plugged into the proper
Inputs.
Check all speaker wiring.
Low Output
Reset the level control
Check the crossover control settings.
Hissing Sound
Disconnect all RCA inputs to the power sub’s control panel. If the hiss disappears,
then plug in the component driving the amplifier and unplug its inputs. If the hiss
disappears at this point ,go on
Until the faulty/noisy component is found.
It is best to set the amplifier’s input level control as low as
Possible
Noise is present
Check all cables
Distorted sound
Check that the input level control is set to match the signal level of the source unit.
Always try to set the input level as low as possible.
Check that all crossover frequencies are properly set.
Check for broken or damaged cable insulation on the speaker leads.
Amplifier gets very hot
Check that there is good air circulation around the amp.
Adjust the input gain to properly match the source unit
Engine noise
This is usually caused by poor quality RCA cables, which can pick up radiated noise.
Use only the best quality cables, and route them away from any power cables.
Engine noise
(alternator
whine)
Check that the RCA grounds are not shorted to the vehicle chassis.
Check that the source unit is properly grounded.
Check the ground connection is clean and any paint is scraped away.
