If your in the mood, pull it down and take off the back cover. Those boards are easy to replace and can find them all over the internet. I even found one manufactured the same year as the TV. They must have produced a batch of spares. I paid $77 for one similar to yours. Cheap fix IMHO.
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2019 Birkshire 34QS, 2020 Jeep Cherokee Trailhawk with BlueOx/AF1
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