Re: Samsung LN32B360C5DXZA Sound OK, No Video

Thanks for your posts on this unit. The schematics and notes helped get a start to troubleshooting one of these that a friend had. The symptoms were different... no power up and no sound, no musical beeps on power up. Repaired by replacing ZM801 (1N4740A, Zener diode) and QM801 (STU418S, MOSFET) Not sure if it would help in other fault scenarios for this model. Looking at the board, I believe a second diode / mosfet driver is used in the same section, which may could possibly control another portion of the control feedback, allowing...