Originally Posted by
joebobclark
Protection lights? What ohm load are you running? Bridging the amp? Ohm load may be too low for this "older" amp...
+1 Ohm rate WILL effect the amp. I had the same problem with one of my older amps, turns out that the amp wasn't able to run at 1ohm, try switching it to 4ohms at the least. If the problem still occurs then its time for a new amp.