Player4lifeov,
Have you installed the latest firmware update?
The latest firmware can be found here, and installed via thumbdrive. For the A550, there are two possible updates, depending on which firmware version you have now.
http://www.samsung.com/us/support/download/supportDown.do?group=televisions&type=televisions&subtype=lcdtv&model_nm=LN52A550P3F&language=&cate_type=all&dType=D&mType=FM&vType=L&prd_ia_cd=02010100&disp_nm=LN52A550
When did you purchase the television?
Keep me posted!
--HDTech
Lcd keeps turning on and off....I tried disconnecting it from the surge protector and connecting it back and it stil wont work. Tried a different outlet and it is still not working properly. I did notice however that when i connect the TV to the surge protector some little red light comes on that says "grounded." I dont know what else to try? Help!!!!! Please!!!!!!!!!!!

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