I bought Samsung LED 55 inch ($3K) last year July and recently I started noticing that half of the screen is getting darker than the other half. In addition, there's a spot that lost the color. I contacted Samsung Customer Service and they sent out third party vendor to replace T-COW part. After that we still had the issue. Now the technitian says it needs a new LED Panel wihch means basically replace the 90% of the tv. I contacted Samsung Customer Service again to see if (and hoping) they can replace the tv instead of keep fixing... read full review »