How to repair a Polytron PLD32D7511 LED TV with a dark, blank image

In this video, as a technician, I want to share my experience regarding how to repair the Polytron level, not too much. The method used by the technicians is by serving a short on the panel or cutting the path on the t con that leads to the panel with the formula 1221. fromBoth methods have the same goal, namely to reactivate the voltage and the v on/vgh shot becomes normal