Digimate DG4200 42 in. HD-Ready Plasma Television "picture jacket" Questions

...picture when bad, the technician said it was a minor problem and I should get part # listed below but to no avail, Please help me find it. I 422BLOWR LJ4101194A hi my dg4200 i need the jacket input ...

...picture carefully while it is on. A dead tube or inverter section will leave a dark strip across the set. A failing tube may flicker or have a pinkish tint. If a tube starts up pink, it's going ...