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General| Brand | Coustic |
|---|---|
| Model | 321QE |
| Category | Car Amplifier |
| Language | English |
Diagnosing and resolving issues when the amplifier does not turn on.
Addressing issues where the amplifier has power but the protection indicator is on.
Resolving no sound issues when the red power indicator is illuminated.
Addressing the issue of the amplifier repeatedly shutting down automatically.
Resolving the 'motorboating' symptom where the power indicator cycles.
Diagnosing and eliminating engine-related whining noise in the audio system.
Resolving constant whining noise, often related to ground loops.
Diagnosing and eliminating radiated noise, particularly on FM radio.
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