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Which resistor should I remove/replace to decrease current to backlight leds?

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    Which resistor should I remove/replace to decrease current to backlight leds?

    Dear community, I want to increase the lifespan of my backlight led in my TV by decreasing the current.

    However I need some help identifying the resistor I need to replace to achieve this.

    Thank you!
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    #2
    Why don't you just turn the backlight setting in the OSD down?

    Comment


      #3
      Originally posted by CapLeaker View Post
      Why don't you just turn the backlight setting in the OSD down?
      Good idea, but the tv doesn't have a setting for backlight brightness, only eco mode. 😅

      Comment


        #4
        What is the TV brand and model?
        Look at the DIM pins on the schematic. Funny thing… the TV is capable of dimming the backlights but the firmware doesn't include that setting.
        Last edited by CapLeaker; 11-29-2024, 05:32 AM.

        Comment


          #5
          Originally posted by CapLeaker View Post
          What is the TV brand and model?
          Look at the DIM pins on the schematic. Funny thing… the TV is capable of dimming the backlights but the firmware doesn't include that setting.
          It's a Phillips 49PUS6550. The mainboard is 715G6973
          .

          Comment


            #6
            Originally posted by unimatrix93 View Post

            Good idea, but the tv doesn't have a setting for backlight brightness, only eco mode. 😅
            turn off the ECO mode....you will be able to adjust

            Comment


              #7
              Originally posted by unimatrix93 View Post

              It's a Phillips 49PUS6550. The mainboard is 715G6973
              .
              https://www.manua.ls/philips/49pus6551/manual?p=50
              Also shows how to adjust the brightness.

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