I did rework the ground as well.

Good news! It lives! The remote turn on connection at the back of the HU was bad.

Did I mention this amp is a beast?
Thanks for everyone's help!

Ok, I disconnected all the wires except for ground, remote and battery. The trileds do not light up at all. I discovered that if I plug in one of the rca cables, the trileds start flickering. ?

I bought a NIB Ti600.4 from my local shop on Saturday. Installed it yesterday afternoon. I'm getting no sound output at all. The tri-leds flicker, and the protect mode light DOES NOT come on. The head unit is a JVC dvd player. Amp's front channels are running a pair of Focal 165 2k's and the rear ch...

I have no sound and a slow blinking LED on a Tantrum 300.2. Owner's manual doesn't say anything about it and a search of the forum didn't either. Any ideas on what's wrong?