mitsubishi vs-45609

The problen started off with convergence problems then the TV would turn on for a second(just sound) then shut down.withe the timer light on steady.. Now the timer lght stays on and the TV does nothing when power button is pressed .I tryed unplugging and waiting 10min and plugging back in no help the set is a mitsubishi vs-45609...I have the schematics and training manual..I replaced the stk393-110 convergence IC still no help I don't even get the green light or the sound of the relay kicking in. Any Ideas