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Sony KDL-48W605B no picture but sound

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    #21
    Re: Sony KDL-48W605B no picture but sound

    It depends on what circuit it is being used in, if it is in the power supply then it will have higher ripple when load tries to draw more current. Right now he may not see the artifact on the video but may be certain condition he may see the effect on the screen. If he can live with it and his eyes are not good enough to notice any thing on the screen then he can leave it.
    I am not sure if you are old enough to know about Muntz, read about his TV.
    http://www.madmanmuntzmovie.com/?m=2
    https://www.autodesk.com/products/ea.../madman-muntz/
    Exert:
    Then came the TV years. Muntz thought the television sets on the market at the time were far too complicated, so he experimented by buying an existing set, disassembling it, then removing parts one at a time. If the set still played, he removed another part. Then another and another. Finally, with the set simplified as much as it could be, it became a Muntz TV! And these black and white TV sets, the smallest of which sold for $99.95, breaking the $100 price barrier for the first time, became some of the hottest selling consumer products in America.
    Last edited by budm; 07-06-2019, 01:05 PM.
    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

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      #22
      Re: Sony KDL-48W605B no picture but sound

      I will put capacitor back,but I need to wait for capacity meter...

      Comment


        #23
        Re: Sony KDL-48W605B no picture but sound

        First I heard of him, VERY smart guy, inventor and business man, interesting reading about his life.

        Comment


          #24
          Re: Sony KDL-48W605B no picture but sound

          ok guys,I change capacitor ,and new fuse..Tv is running fine

          thank you all

          Comment


            #25
            Re: Sony KDL-48W605B no picture but sound

            Thanks for the follow-up.
            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


              #26
              Re: Sony KDL-48W605B no picture but sound

              Originally posted by chrle View Post
              ok guys,I change capacitor ,and new fuse..Tv is running fine

              thank you all
              yours TV early you reported it work fine with out cracked cap.
              https://www.badcaps.net/forum/showthread.php?t=77491
              good you noticed cracked cap. and all of those connected are do one job only discharging lcd pixel. in short you should after replace cap need to preform the set playing over flew item like live football to be sure there are smooth display-- this thought only with adjust measurement Gama camera will done not just human eyes. sorry to tell this for me non repair.

              Comment


                #27
                Re: Sony KDL-48W605B no picture but sound

                The man said it's fixed, I'll take his word for it.

                Comment


                  #28
                  Re: Sony KDL-48W605B no picture but sound

                  Each capacitor is 10 uF

                  Comment


                    #29
                    Re: Sony KDL-48W605B no picture but sound

                    Hi, I have the same issue, have sound but no picture,
                    Anyone have a picture of what I should be looking at

                    Comment


                      #30
                      Re: Sony KDL-48W605B no picture but sound

                      Read post #3 and on.
                      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


                        #31
                        Re: Sony KDL-48W605B no picture but sound

                        Have the same problem with this tv, measured the voltages and went through the chart in the service manual > states to replace faulty t-con.
                        Now the problem, how to replace the t-con board.

                        I would appreciate it if someone can tell me how on how to remove the bronze colored panel ribbon cable from the TCON board that seems to be connect at the other end to the panel, without destroying it. I hope to then fix the ribbon cables on the new TCON board.
                        The cables look like they have been glued on to the TCON board. I've attached some pictures to hosw the cables. Any help would be appreciated.
                        Attached Files

                        Comment


                          #32
                          Re: Sony KDL-48W605B no picture but sound

                          NO do not remove that, what they are referring to is a stand alone tcon board, what you have there is not and you are right, removing that will pretty much ruin the tv.
                          Last edited by nomoresonys; 02-25-2021, 02:16 AM.

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