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About Knight_snook

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  1. I spoke to rockford on the phone today. They were no help and said the amp must be bad. Then they tried to sell me the newer model to replace it. Seems like a waste because it's probably one tiny component that has gone bad.
  2. So I have a rockford fosgate r400-4d amp driving four speakers in my tacoma. It's been installed for about 3 years with zero issues and is not abused (still running stock speakers). The other day while driving listening to a podcast at normal volume the amp stopped outputting anything to the speakers. The amp never entered protect mode and still appears to be powered on (solid blue led). Here is a summary of the setup. Stock head unit Line output converter (2channel) RCA input into the r400-4d (using 2 channel input mode) I use the RCA passthrough off this amp
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