Question about Sanyo Televison & Video

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I have a 55 Sanyo Tv m.#50842 S.#B23**********4 3 years old, no manual, screen black no picture no sound someone suggested doing a factory reset do you know what they are talking about?

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The main power supply regulator section circuit fault. Either it will be a separate board, or the part of main board. Check and replace damaged component/s at its main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ It will be best to replace the power supply regulator board as card basis rather than making "Surgery" to it; which usually will make loss for both money and time. Even though you can make it right, it will cost around an amount equal to the cost of a new board; including the cost of (spare parts + service charge) More to say, most of the spare parts to it will be difficult to get from open electronic spare part market. This is true to most of the flat panel TV power supply boards; irrespective of its brand and screen size...

Posted on Feb 13, 2017

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1 Answer

I have a Sanyo DP42849 tv and the picture is real blurry almost seems like the picture is in slow motion but the sound is fine. When I shut the tv off it has a good picture for about 30 seconds then it's...


Try resetting, Not sure if this works for your model
Power off the TV, hold down the reset button on the remote and power up the tv with power button on tv while keeping reset depressed.
(Is there a restore factory setting or reset buried in the on screen menu? I couldn't find it in the manual, can you let us know if there is?)
here is the manual in case you don't have it
http://us.sanyo.com/dynamic/product/Downloads/DP42-46849-52449%20(331--)-15947801.pdf

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change your device cables or try to put at a pc to check if isworking your pc

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There is a problem with the board of your television.That problem is in vertical section, theres a leak capacitor at the vertical section of the board.Its better to replace all the leak capacitor to make the picture back to normal appearance.If you can't do the repair or replacement of of capacitor try,Call a repair technician to do the repair or troubleshooting..Thanks..

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This thing's gotta go to the shop. Don't poke around back there, very high voltage. Check around for a reputable tv repair shop. If it's real heavy, maybe you can find someone who makes house calls?

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