My VIZIO 60" E600i-B3 SMART TV won't turn on

My VIZIO 60" E600i-B3 SMART TV won't turn on

My VIZIO SMART TV was previously shutting off on me mid-programs. Now the TV will not even turn on. VIZIO told me that it needs to be repaired and is $380 to repair. Is there anyway I can fix it on my own?

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