Re: LG 42lb5d - No Sound - No Display - Backlight is OK

For anyone else landing here looking for free directions:

I own this very same model television 42LB5D or specifically 42LB5DF

The most common problem I have experienced as many others have is that the switching power supply fails on the low side. Power supply circuit board is pictured in post #3 as a tan board. In the picture the low side is the upper right corner of the tan color board.

The first part of troubleshooting is to measure output voltage(s) from the power supply. The...