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I have a Samsung UN55HU9000FXZA that won’t turn on. The red standby light will flash red and rapid flash when remote is pressed, but no picture. When I disconnect the One Connect box, the TV screen shows a pic of an unplugged One Connect box, then once I plug the box back into the TV, the screen goes black again. Tried replacing the One Connect box and cable, no luck. I also popped off the back of the TV and checked all the caps and they all look great. I’m now at a loss….any help from anyone would be great.
kthompson64d This “TV screen shows a pic of an unplugged One Connect box “ make it sounds like that either your TV cannot read the box or the box does not get any input signal. Double check the setup of your One Connect box. Here are the instructions Installation.pdf. Check the cables as well, make sure they are connected right between the box and the TV.