Originally Posted by
Luke Accord
Is your amp in an inclosure? I had an amp under glass and it used to cut out due to overheating as there was not enough air getting to the amp. Once i changed the setup it stopped happening but it used to start up and go for a while until it was turned up really loud then would cut out. So maybe your amp is in thermal protection mode (i think thats what they refer to it as). But from what i gather yours isn't getting any power to it yeh? So if thats the case i supose you can only check the grounding, remote wire and power.
Hope that helps.