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Vizo-A320-A0

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    Vizo-A320-A0

    Start off by saying i know nothing about fixing a tv. But willing to give it a try. This TV just stoped working won't turn on tried different outlets different power cords and nothing (Vizio A320-A0)...I have opened the back and looked at the circuit board. No black marks from shorts or anything...I have noticed looking at other boards on the net that this one doesn't have a Fuse like the rest but a black little circuit. Here is a picture of what mine looks like from another site just like it. Same numbers on the board and everything. Please help i hate to junk this TV.. if i can fix it under 100 bucks..
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    #2
    Re: Vizo-A320-A0

    be careful when working with power supply, HIGH VOLTAGE, on primary side, try to only touch what you are testing, look for anything marked F, F=fuse on power supply, test in diode mode, should read 000 or close to it, do this test with tv off and unplugged.

    Comment


      #3
      Re: Vizo-A320-A0

      That black rectangular box is the main AC fuse.
      What tools do you have?
      So there is no any indicator lights on the front at all?
      Last edited by budm; 12-23-2014, 07:51 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

      Comment


        #4
        Re: Vizo-A320-A0

        Originally posted by budm View Post
        That black rectangular box is the main AC fuse.
        What tools do you have?
        So there is no any indicator lights on the front at all?
        I can get a volt meter if i need one and no light what so ever nothing at all...

        Comment


          #5
          Re: Vizo-A320-A0

          You will need at least the digital meter to check the voltages and signals.
          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: Vizo-A320-A0

            check your power cord too, never know, sometimes its just that simple.

            Comment

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