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Misty GoodwinSep 9, 2025
What to do if Infinity 7521A Amplifier has distorted audio and PROTECT LED flashes?
- DDevin BrownSep 9, 2025
If your Infinity Amplifier is producing distorted audio and the PROTECT LED is flashing, it indicates a short circuit in the speaker or wire. To resolve this, remove the speaker leads one at a time to find the shorted speaker or wire, and then repair it.
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