MTX Thunder 421D Car Audio Amplifier "led lights wont stay" Questions

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Question about Car Audio & Video

1 Answer

...LED lights only after the remote voltage is applied (head unit is switched on), the amplifier likely has shorted output transistors. If the protection LED remains lit without remote voltage applied, ...

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Question about Car Audio & Video

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...lights flashing. maybe i need to reset it but dont know how. please help !!!!!! hold both buttons down until led goes out. let go. led will stay on. press large button twice. actually REMOVE THE ...

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Question about Infinity Car Audio & Video

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...led lights clip and protect only come on when we play iwth the ground which makes me think maybe thats it, however i have removed and remounted the ground three times, and wont give me ANY power, not ...

Question about MTX Car Audio & Video

1 Answer

...wont play my sub, is that light supposed to be red all the time. The LED should be red. If you are not getting power to the sub, make sure the speakers are connected properly to the amp. Also make ...

Question about Kicker Car Audio & Video

1 Answer

...led light stays on and the amp is not hot...and it was just playing the other day for 10 minutes then shut off and wont go back?I also just got my ground wire repositioned to a better place and the ...

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