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Sony Bravia kdl-40v2500, not working properly bad caps?

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    Sony Bravia kdl-40v2500, not working properly bad caps?

    Hello. I was given a bravia kdl-40v2500 that behaves weirdly. I get a picture for 5 minutes, then it turns off, then turns on again, displays picture for 5 minutes, then off again maybe 5 times, then it is permanently off. When it shuts down I get 5 red flashes from the status led in front of the tv. Before I start the process of disassembling the tv I thought I would ask here. Is this typical of faulty caps? Is this a much more serious problem? What is your experience? Thanks for the help.

    #2
    Re: Sony Bravia kdl-40v2500, not working properly bad caps?

    If it's any help the error is

    05 Flashes DC_ALERT3 DC_Alt

    Would indicate a bad voltage open it it up and post pics
    sigpic

    Comment


      #3
      Re: Sony Bravia kdl-40v2500, not working properly bad caps?

      Originally posted by netdent View Post
      If it's any help the error is

      05 Flashes DC_ALERT3 DC_Alt

      Would indicate a bad voltage open it it up and post pics
      I will source a camera and get back to the forum. However it seems I can't count. It is actually 9 flashes. I don't know if this changes anything.

      Comment


        #4
        Re: Sony Bravia kdl-40v2500, not working properly bad caps?

        9 is not shown

        02 Main Power Error Pwr_Err
        05 DC_ALERT3 DC_Alt
        06 Backlight Error Bck_Lgt
        07 Thermal Error Temp_Err
        08 Audio Error Aud_Err
        10 Digital FE/BE Error Dig_Err
        12 HFR Error (Tcon) Hfr_Err
        13 Balancer Error Bal_Err
        14 Tcon Error Tcn_Err
        sigpic

        Comment


          #5
          Re: Sony Bravia kdl-40v2500, not working properly bad caps?

          Ok, here are pictures of the caps on the powerboard.
          Attached Files
          Last edited by aragnor; 02-19-2012, 10:27 AM.

          Comment


            #6
            Re: Sony Bravia kdl-40v2500, not working properly bad caps?

            Hello Aragnor,

            Good afternoon! My name is Amanda Maffei and I work for the SonyListens department. I would recommend trying www.esupport.sony.com by clicking this link: http://www.kb.sony.com/selfservice/m...4081&stateId=1 0 424320666, this will direct you to some information that may resolve the issue. And if you're still having any problems with your TV, please call: 239-768-7547 Hours:

            ■Mon-Fri 8:00am-12:00am (Midnight) ET
            ■Sat-Sun 9:00am-8:00pm ET

            This will direct you to our Technical Support for troubleshooting tips. I hope this helps. Thank you! =)

            -Amanda Maffei

            SonyListens team

            Comment


              #7
              Re: Sony Bravia kdl-40v2500, not working properly bad caps?

              You should download the training and service manuals here:
              http://elektrotanya.com/?q=showresul...oria=&kat2=all
              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

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