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Samsung LNT4042H Capacitor replacement

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    Samsung LNT4042H Capacitor replacement

    I've already identified the busted capacitors but have no idea what to replace them with or where to purchase. I'm new to this level of electronic repair, any help is appreciated!

    I tried attaching a closeup of one of the caps, and a shot of the group of them.

    Thanks!
    Attached Files

    #2
    Re: Samsung LNT4042H Capacitor replacement

    Do you mean broken off or bulging or leaking capacitor? The uf and voltage should be written on it somewhere. I see 1000 mico farad 10volt Caps at the forefront. Caps can be brought at Mouser or Digikey or ebay. Shipping will cost more than the cap. Be carefull not to damage the foil where the leads are soldered. Make sure the solder is molten when pulling the cap. U-Tube shoild have videos on how to unsolder and solder caps.

    Comment


      #3
      Re: Samsung LNT4042H Capacitor replacement

      Buy them from Digikey.

      Just type "1000uF 16V fc" for example in to find Panasonic FC-series 1000uF 16V capacitors.
      Please do not PM me with questions! Questions via PM will not be answered. Post on the forums instead!
      For service manual, schematic, boardview (board view), datasheet, cad - use our search.

      Comment


        #4
        Re: Samsung LNT4042H Capacitor replacement

        Go online to mouser.com. Type in capacitor. From dropdown choose Al electrolytic. From there enter what you know. You want 105 degree C and the capacitance and voltage are on the cap. Other choices are cap diameter, length and lead spacing. I like Panasonic. You want low esr. Have fun. Same thing with Digikey.

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          #5
          Re: Samsung LNT4042H Capacitor replacement

          Spec sheets, find the value and the size that will fit your board then type in the PANASONIC P/N in DIGI-KEY search box.
          I.E. FM series 1000uF 16V P/N is EEUFM1C102 search box
          then this is what you get:
          http://www.digikey.com/product-detai...2366-ND/613727
          Attached Files
          Never stop learning
          Basic LCD TV and Monitor troubleshooting guides.
          http://www.badcaps.net/forum/showthr...956#post305956

          Voltage Regulator (LDO) testing:
          http://www.badcaps.net/forum/showthr...999#post300999

          Inverter testing using old CFL:
          http://www.badcaps.net/forum/showthr...er+testing+cfl

          Tear down pictures : Hit the ">" Show Albums and stories" on the left side
          http://s807.photobucket.com/user/budm/library/

          TV Factory reset codes listing:
          http://www.badcaps.net/forum/showthread.php?t=24809

          Comment


            #6
            Re: Samsung LNT4042H Capacitor replacement

            Originally posted by MEB View Post
            Go online to mouser.com. Type in capacitor. From dropdown choose Al electrolytic. From there enter what you know. You want 105 degree C and the capacitance and voltage are on the cap. Other choices are cap diameter, length and lead spacing. I like Panasonic. You want low esr. Have fun. Same thing with Digikey.
            Wow, you guys are amazing. Thank you very much. MEB, I did exactly as you prescribed and they should be on their way here soon.

            Thank you again all very much for your replies!

            Comment


              #7
              Re: Samsung LNT4042H Capacitor replacement

              Glad I could help someone, but everything I know comes from many days and nights reading the antics of budm and tom66 who also replied to you. They are the icons of this establishment. I'm just learning myself. But maybe if I can help you, they will have more time to help me!

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