Read a few from https://www.google.com/search?q=LA37A550P1F&ie=utf-8&oe=utf-8 and while there are some repairs in discussions all were non-user-serviceable. Get a quote.
Bob
Hi there I have got an Samsung few years old LCD model LA37A550P1F and after software update it does not switch on anymore. would highly appreciate if you have some answers for me.
Even before I upgrated the software it turned off quite often more noticable when using HDMI port like watching a DVD weired
look forward to hrere some tips from you guys
Gus

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