20 Most Recent Samsung LN-S4051D 40 in. LCD Television - Page 2 Questions & Answers

Power or main board or both.

Does, or did the TV make clicking noises like it wants to turn on, but can't quite make it? If so, your problem is probably caused by faulty underrated capacitors used by Samsung. It is a reasonably easy fix for someone with a soldering iron. I'm no electronics tech-head - but I found it easy to do. It took about an hour including dissassembly and reassembly. There are numerous you-tube videos on how to go about the repairs. https://www.youtube.com/results?search_query=samsung+tv+capacitor+replacement The parts only cost a couple of dollars at your local electronics shop. The videos will tell you what ratings of capacitors to get. Cheers, Ross.

Check and replace damaged component/s at it main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" or "Magazine" will make surf easy. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ It will be best to replace the power supply regulator board as card basis.

sounds like a defective function board.

Sounds like a T'Con fault. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" will make surf easy. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ Defective screen-shots to LCD TVs are given. You can see and confirm the fault to your TV.

Main pwb fault. Replace it as card basis. Contact the authorized service centre for Panasonic. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" will make surf easy. Surf the site with patience. http://electronicshelponline.blogspot.com/ Pull up older posts there.

These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit stage inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power led, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating, to many popular brand TVs and other devices. Viewing it in "Mosaic" will make surf easy. http://electronicshelponline.blogspot.com/ Blinking codes details to many popular brand TVs are given. Surf the site with patience.

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Here is a place that I buy parts from: It is pretty inexpensive. Note though that with a big screen television, the service people come to your home and then you get charged for a service trip fee. So if you want to save money on this, take the set to them! You should know that those sets have to be transported verticle or the screen will break. http://www.shopjimmy.com/catalogsearch/result/?q=LN40B610+

Have someone check power supply capacitors, Flat panels tvs use cheap capacitors from china.

Bad video driver chip for that location. Needs to be serviced.