toshiba 32SL410U

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  • alfonsoreyesd
    Member
    • Mar 2014
    • 29
    • United States

    #1

    toshiba 32SL410U

    OK i have this tv, wont power voltages in conectors cn2 and cn3 psu are ok, i already replace the output caps just in case,,, what i found kind of weird is voltages on big fat transistors in logic board go up and down every 2 seconds,,0.7v->3.7v U3 and 0.7->1.2v UD1,,,, any ideas,,anyone have the diagram ??
    Attached Files
  • budm
    Badcaps Legend
    • Feb 2010
    • 40746
    • USA

    #2
    Re: toshiba 32SL410U

    Can you pleas give us the list of the Voltage reading of the connectors CN2, CN3.
    Please make sure to list each pin names, pin number, follow by the Voltage readings when TV is OFF and when TV power switch is activated.
    For example of what kind of format we are looking for:
    CN2:
    PIN 14:12.0VDC TV OFF = XX Vdc, TV ON = XXXVdc.
    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

    • alfonsoreyesd
      Member
      • Mar 2014
      • 29
      • United States

      #3
      Re: toshiba 32SL410U

      i began to write all the votages and i found most of this going up and down that is why i didnt finish it,, something is shorting the circuit it may be the 2 main transistors or the transformer,,, tv wont turn on therefore i cannot read voltages on and off
      Attached Files

      Comment

      • alfonsoreyesd
        Member
        • Mar 2014
        • 29
        • United States

        #4
        Re: toshiba 32SL410U

        i already order 01 of the transistors (k3264) but the other one i cant find it,, do you know a compatible FET of p1060atf ?

        Comment

        • budm
          Badcaps Legend
          • Feb 2010
          • 40746
          • USA

          #5
          Re: toshiba 32SL410U

          The reason I asked the Voltage readings is to find out at least if the STBY power supply is steady or not, if it is not, it will cause other the Voltages to go up and down as well.
          So is the STBY power supply steady?
          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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