Black screen By the looks of all the inputs on this subject it appears that Samsung has a quality issue with their tvs. During my five conversations with Best Buy and Samsung, not once has any of them mentioned all these problems. I guess that if you do not admit a problem is present then, there must not be a problem. I wonder how many other Samsung products fall into this category
Televison & Video - Samsung - LN - LN32A330 32 in. LCD TV
Answers & Comments
Back - light problem. Check and replace damaged component/s at its back-light inverter board, or replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. It will be best to replace the inverter board as card basis.
http://electronicshelponline.blogspot.com/
To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the back-light inverter and SMPS section circuit will be integrated at its main board itself. If so; the main board should be replaced. To some models of sets, all these section circuit will be integrated at its main board. If this is the case, you have to replace the main digital board.