I am currently in the middle of a large project that I am completing for someone else, so I cannot bring my equipment to your house, and I am going to guess you do not want to bring the TV to mine. If you can remove the power supply board, I am certain I can replace the parts. I can also help you with parts suppliers, I like
Jameco Electronics - Electronic Components.
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Pennsylvania, for 60+ years, most recently, Allentown, now TV.