Рет қаралды 782
Diagnosed and repaired an LG 47LN570S TV whose backlight turned off when turned on.
The problem is that part of the back lighting had failed causing the power supply to turn off all the lighting to protect the system.
It has been fixed by replacing all the back lighting.
Diagnosed by following the forum: www.badcaps.ne...
LED strips purchased in AliExpress: es.aliexpress....