Question about Samsung LN-S4692D 46 in. LCD HDTV

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TV turns on and off...

Samsung 46" LCD TV turns on and off... capacitor problem?? no buldging or leakage / Mod No: LN46A550P3FXZA

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My repair experience on same symptom of the Samsung A550 series, it is the main board fails, the part # you can see a sticker on the board, the format is like BN99-99999C.

Posted on May 15, 2010

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When I turn on tv comes on then off with no picture.... after a few times of this I get a grainy picture.with a weird noisy... after a few times of this it comes on and the picture and sound are good


Hi,
You have to check and replace the electrolytic capacitor in the power supply board of you tv. some time bad electrolytic capacitors in the power supply can cause power on problems.
check the video too
Samsung LCD TV Power Supply Repair Capacitor Replace LN46A630
www.electro-medical.blogspot.com

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Hello,
Your power supply board is dead, u know basic electronics' and soldering? Most of the times, the power supply board just have dead leakages gases capacitors.These capacitors always bulges up on it top,or puff up on it top.Replaced these gases leakages capacitors will get your TV power stable,and work again.Or tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.
Hoping this work out in solving the problem

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Hello,

Your power supply board is dead, u know basic electronics' and soldering? Most of the times, the power supply board just have dead leakages gases capacitors.These capacitors always bulges up on it top,or puff up on it top.Replaced these gases leakages capacitors will get your TV power stable,and work again.Or tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.
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Hello,

Your power supply board is dead, u know basic electronics' and soldering? Most of the times, the power supply board just have dead leakages gases capacitors.These capacitors always bulges up on it top,or puff up on it top.Replaced these gases leakages capacitors will get your TV power stable,and work again.Or tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.

I hope this will helpout ......

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Hi,

Your power supply board is dead, u know basic electronics' and soldering? Most of the times, the power supply board just have dead leakages gases capacitors.These capacitors always bulges up on it top,or puff up on it top.Replaced these gases leakages capacitors will get your TV power stable,and work again.Or tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.

Good luck in solving the problem....

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My samsung 46" hdtv does


Hello,


Your power supply board is dead, u know basic electronics' and soldering? Most of the times, the power supply board just have dead leakages gases capacitors.These capacitors always bulges up on it top,or puff up on it top.Replaced these gases leakages capacitors will get your TV power stable,and work again.Or tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.


I hope this will help in solving the problem.....

Dec 04, 2010 | Samsung LN-S4041D 40 in. LCD HDTV

1 Answer

TV TAKES A LONG TIME TO TURN ON


The tv power supply board have those dead parts call capacitors,they alway have capacitors leakages of gases,bulges ups on it tops or puff up on it tops.These capacitors are having leaking gases and dying reqiure changing,u know basic's electronic and soldering.Replaced these dying capacitors soon to dead capacitors,ur tv will power up normally and work quickly.Or tries websites like Shopjimmy.com,Ebay.com to buy a whole refurbish power supply board for the replacement.

Jul 10, 2010 | Samsung LN-T4665F 46 in. LCD Television

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My samsung tv model # LN-T4665F turns on and I hear audio but see no video. You cannot see the menu prompts when menu button is pushed. Nothing. This has happened in the past and usually after 24 to 48...


Ur tv the 2 long boards call the LCD inverter board it starting to have problems,that why this is happening.Just not any components on the board are dead yet that all.The LCD inverter board,that the board that help the tv to have a backlight to the LCD screen to produce a picture.When this problems happen for good,change the 2 long LCD inverter boards will solved this problems.

Jun 17, 2010 | Samsung LN-T4665F 46 in. LCD Television

1 Answer

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Power supply board have dead capacitors.Know how to solders?Check these capacitors for puff up or burst open replaced these capacitors.Or buy and replaced the whole power supply board at Shopjimmy.com,Ebay.com.

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5 Answers

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My first guess is bad connections on the Power supply board or inverter board. Hard sometimes for even a tech to find.

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