Any luck on getting it working or finding a law suit? My TV is 3 years old as well. It's a 55ks8000 and this has begun to happen. The screen starts to flicker about 90 minutes into watching it. Extremely disappointed in Samsung and if I get nothing from support I'm probably going to switch to LG or Sony as this 3 year old TV should not be doing this with the amount I paid for it.
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