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samsung 40 inch lcd hdtv ln40a750
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  1. LCD Flat Panel Displays
     I want to replace my Main Board due to an issue I am having. A Samsung Field Engineer diagnosed the issue to my main board after replacing my Power Supply under the Cap Settlement. My issue remains despite the new Power Supply board.   I am not sure which board to buy?  BN94-02079A? Also, my...
  2. LCD Flat Panel Displays
     Hi guys, I have Samsung LCD TV with model number LE40B554M2WQXU. When switched on( if it turns on at all) it works for few minutes and displays goes black. When i press a button on the remote, I can see that the red light on the TV is flashing, which means that TV is working and receiving...
  3. LCD Flat Panel Displays
    The leds turn on one by one as normal, but the screen is black and the sound is off, then it turns itself off after about 10 sec. Is there a way to factory reset the tv without entering the service menu? Or can I reset the eeprom in some way?
  4. LCD Flat Panel Displays
    What do you use as a rule of thumb for such things when buying a flat panel? Nothing ever? No more than X%? Are there 3rd party warrantees out there available? Thanks.....I'm getting a little spooked by the number of failures I'm reading about across all manufacturers.
  5. LCD Flat Panel Displays
    This thread is intended for the UNXXEH5000/UNXXEH5050 series. The only differences that I can find on Samsung's site indicate that the 5000 has a better contrast ratio (3,500,000:1 vs 3,200,000) and the 5000 is solid black while the 5050 is rose/black. These TVs come in 32", 40", and 46"...
  6. LCD Flat Panel Displays
    Hi avs members , i need some help please , i went into the service menu today on my samsung ln40a750 and adjusted a file name (dim..something something) and now my tv screen is in total black ..there is sound and i can turn it off and on and change channels but nothing on screen .. i try the...
  7. LCD Flat Panel Displays
    I have a Samsung LN40A750 for about 2 years now and we have been having a problem with it. The picture starts off jumbled and then gets better after 10 to 15 minutes. Sometimes it takes longer. This has been going on for a few months now. I don't have the money for a new TV yet and I'm...
  8. LCD Flat Panel Displays
    Hi everyone, Looking for some help with an issue that I am experiencing with my 1.5 year old Samsung LN40A750. I am getting vertical lines on the TV originating from bright colors (pics below). I found THIS THREAD that references the issue but I am not sure if the fix is the same. Samsung...
  9. LCD Flat Panel Displays
    **Last Updated: May 21, 2008** If you are looking for information on anything regarding the new line of Samsung LNxxA750 LCD TVs you've come to the right place. This first post will be regularly updated and contain a summary of information regarding these TVs. So, if you want to know what's...
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