20 Most Recent Samsung 51" Class 720p 600Hz Plasma HDTV - PN51F4500AFXZA ENERGY STAR&174; Questions & Answers

i need the power supply number. BN44-00?????

If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ Line faults & possible causes to LCD & Plasma screen are given with illustrations. You can get an idea about the fault to an extent. Faults to all LCD & Plasma screen are similar, irrespective of its brand and screen size. Search the site by type in the "brand name" to your device; (Exclude the model number), in the "Search box at the top right of the display window of the Homepage" to get gathered related posts.

Power surges can do major damage to multiple boards, it is possible you have other faulty boards. You will need a multimeter at the very least to be sure.

The t con board or the LCD panels is faulty. Can confirm only by replacing the Tcon board. If you wish to know more about Tcon board problems and troubleshooting then check the following link. http://electro-medical.blogspot.com/

Reload or update the driver from the manufacturers website!

Please check the flat cable connections between TCON board and the LCD panel. If this is ok, then it is either the TCON board or the LCD panel itself. Good luck.

Check and replace the backlight inverter board. Do not think that it works only with some capacitors. The inverter transformers are the main component on that board, and always gets shorted inside, and is irrepariable.