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Sharp Aquos LC-37X20E Blinking Red Yellow Light

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    Sharp Aquos LC-37X20E Blinking Red Yellow Light

    I've been reading this post and others on the web to determine the issue with this TV. My issue is that both power and opc lights are blinking. opc in green and the power in red. Pictures:





    Below, I'm not sure when board is the culprit. On the inverter, I'm getting 61VDC so I assume that is ok. But my guts tell me that the panel is gone?



    I've done the rests for this "vol-down + ch-up + power button" then the power light stays on, no image on tv.

    To make life easy, is it the panel or main board? I'd rather replace with this one. But in the first mentioned link, Receey replaced power board and all is well. But in this case, it can also be the panel as I got 61VDC and no backlight.

    My PFC is at 385VDC
    Attached Files
    Last edited by speedypro; 03-18-2017, 10:15 AM.
    Full-time computer repair tech (10am - 6pm) and full-time, (8am - 11pm), Ruby on Rails Developer

    #2
    Re: Sharp Aquos LC-37X20E Blinking Red Yellow Light

    So what do you get when you try to power it on? ps_on, flash on screen, image on screen with flashlight, voltages? Your info is a little vague and scattered.
    I assume no responsibility for any stupid suggestions I might post.

    Comment


      #3
      Re: Sharp Aquos LC-37X20E Blinking Red Yellow Light

      Originally posted by dskall View Post
      So what do you get when you try to power it on? ps_on, flash on screen, image on screen with flashlight, voltages? Your info is a little vague and scattered.
      Sorry, dskall, I've just seen this. I get the solid blue power light and nothing else. No image on screen nor backlight.
      Full-time computer repair tech (10am - 6pm) and full-time, (8am - 11pm), Ruby on Rails Developer

      Comment


        #4
        Re: Sharp Aquos LC-37X20E Blinking Red Yellow Light

        Think it's a little premature to think it is a bad panel
        I assume no responsibility for any stupid suggestions I might post.

        Comment


          #5
          Re: Sharp Aquos LC-37X20E Blinking Red Yellow Light

          I see a red circular semiconductor fuse at the top of the inverter board. Did that check out OK?
          Willing to help but I'm no expert.

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