Sound Magus SE150.4 - User Manual

Questions and Answers

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Corey WyattAug 4, 2025
What to do if the Protection LED comes on in my Sound Magus Amplifier?
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  Christopher WhiteAug 4, 2025
  If the Protection LED on your Sound Magus Amplifier is illuminated, it indicates a potential issue. First, check for short circuits on the speaker leads, as this is a common cause. Also, ensure the speaker load is not beyond the minimum specified. Try removing the speaker lead and resetting the amplifier. If the LED remains on after these steps, the amplifier may be faulty and require servicing.
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Maureen CooperAug 8, 2025
How to troubleshoot a Sound Magus Amplifier that will not power up?
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  bmcconnellAug 8, 2025
  If your Sound Magus Amplifier is not powering up, there are several things to check. First, ensure you have a solid ground connection. Next, verify that there is battery power at the (+) terminal. After that, inspect all fuses and replace them if necessary. Finally, confirm that the Protection LED is not illuminated, as this can prevent the amplifier from powering on.
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Maxwell MillerAug 12, 2025
Why is my Sound Magus Amplifier producing distorted sound?
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  Edward FergusonAug 12, 2025
  If you are getting distorted sound from your Sound Magus Amplifier, there are a few things you should check. Make sure the input level control is set appropriately to match the signal level of your head unit, and always try to keep this level as low as possible. Verify that all crossover frequencies are correctly set. Also, check the speaker leads for any short circuits.
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Ashley CervantesAug 17, 2025
What to do if my Sound Magus Amplifier gets very hot?
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  Kristy SmithAug 17, 2025
  If your Sound Magus Amplifier is getting very hot, ensure that the load impedance is correct for your amplifier model. Also, make sure there is adequate air circulation around the amplifier. In some cases, adding an external cooling fan may be necessary.
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Douglas WilliamsonAug 21, 2025
What to check if my Sound Magus Amplifier has no output?
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  Andrea ButlerAug 21, 2025
  If you are experiencing no output from your Sound Magus Amplifier, there are several things to check. First, ensure that the RCA audio cables are correctly plugged into the appropriate inputs. Next, inspect all speaker wiring. Finally, check both the head unit output and the amplifier level settings.
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dcampbellAug 26, 2025
How to fix high hiss in speakers with a Sound Magus Amplifier?
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  Susan MunozAug 26, 2025
  To address high hiss in the speakers connected to your Sound Magus Amplifier, verify that the RCA cable is not shorted to the power ground on the amplifier side. Also, check the amplifier grounding.
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zacharywongAug 30, 2025
Why is the output low on my Sound Magus Amplifier?
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  Brandy FieldsAug 30, 2025
  If you're experiencing low output from your Sound Magus Amplifier, try resetting the level control. Also, check the crossover control settings.