Samsung LN52A850 52 in. LCD HDTV "back off" Questions

back off then on. Sometimes when it turns back on the last time, the screen has zillion of little purple looking dots. When this happens, if I turn it off and back on, the picture is clear. After it's

...back off so I can fix this crazy thing. I have all the screws off and still can't seem to take the back off alittle too tight. It's the wifee's tv so I have to get it right...LOL Steve Dont use the ...

...off then back on I turn on my 40" Samsung LCD HD TV. It works for a few seconds then it freezes. White vertical lines form and the picture almost turns all white. Then the TV turns itself off. the ...

...I then keep hearing a clicking sound at the back off the panel. after some 2 to 3 mins it will switch itself back on and then goes off again. it keeps doing this repeatedly. I have the same ...

...off, but the power will not come back on.. if you listen close, there is a faint buzzing sound going on and off inside the tv like it's trying to cycle or something.. Look at the power supply first ...

...off, but the sound is not back. The audio amplifier from your tv has just died - it happens. You need to open the back cover, locate the amplifying IC, unscrew the radiator from it, unsolder the IC, ...

...OK Turn the set off to exit the menu Turn the set back on and reset the picture settings Turn the set off and back on again to verify the settings have been stored. http://dysonmanuals.llc.nu/

...off and back on would temporary fix and would be okay for minutes to hours. I could verify that the backlight was turning off. Over several months, symptoms have changed a bit, sometimes at power on ...

...back panel off, thought it could be the capacitors since its such a common problem with tvs but none of the caps were in the least bit bulging or leaking. can u help? probably a bad T-Con board. this ...