My olevia tv 237-T12 turns on but has no picture or sound. Screen is on but blank screen. What can I do to fix this problem

April 2021 1 21 Report

My olevia tv 237-T12 turns on but has no picture or sound. Screen is on but blank screen. What can I do to fix this problem

Televison & Video - Olevia

To save money take it in for a proper diagnosis and quote
that saves you chasing problems that may cost more than a shop repair or unit replacement