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crwdns2934243:0crwdne2934243:0 Matt Zieminski

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Found the service manual for your TV. Based on what I was able to find I believe you'll need to replace the power supply board to correct this issue.
https://www.ebay.com/itm/154394748182
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+https://www.ifixit.com/Document/ZTRgASXdfGnM2bQQ/lg_55uh6150-ux_55uh615a_55uh6030_chassis_ua65r_mfl69413320_1606-rev01.pdf?referrer=wiki:479250

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crwdns2934241:0crwdne2934241:0 Matt Zieminski

crwdns2934249:0crwdne2934249:0:

Found the service manual for your TV. Based on what I was able to find I believe you'll need to replace the power supply board to correct this issue.

https://www.ebay.com/itm/154394748182

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