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TVs

I request source diagram tv lg 32 "regular voltage of leds

nel294
nel294
83
hace 6 años
hace 6 años
Hello colleagues, I have an esmar tv in my workshop Brand: LG Model: LB32580B-SA which came to my workshop with 8 burned leds, which were previously replaced in another workshop, with this is the 3rd time the leds are replaced, I want to give a more lasting solution to this problem, as we all know the LEDs are of poor quality and always work to the limit making their useful life shortened, I have already done this work on other TVs of other chewing but in this is the first time I am going to do it, does anyone have the diagram of this source? What are the voltage drop resistances that I have to alter? Thank you I await your comments.
nel294
nel294
83
hace 6 años

enter the service mode but there is no option to modify or adjust the brightness of the backligth, adjust the brightness level of the user menu with the brightness to the minimum it is working at 116.5v which is a lot since the source says it takes 117v

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billy58
billy58
2.182
hace 6 años

if this give me a while and tell you what it says is backlite and is 100% you have to put it at 80%

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nel294
nel294
83
hace 6 años

Ok billy58, I wait for you.

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billy58
billy58
2.182
hace 6 años

in the menu number 11 white balance you enter there and another menu appears you go to backlight you will see that it is in 100 lower it to 80 it is normal comment greetings

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nel294
nel294
83
hace 6 años

Impeccable what yours billy58 !!

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billy58
billy58
2.182
hace 6 años

Thank you, I hope you are served there Greetings and value the comments.

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billy58
billy58
2.182
hace 6 años
hace 6 años
In the service menu you have to reduce the backlite I solved it like this and nothing changed Greetings
nel294
nel294
83
hace 6 años

Thanks for the colleague data, does this enter with a code to the service menu?

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billy58
billy58
2.182
hace 6 años

if the code is 0413 greetings

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nel294
nel294
83
hace 6 años

Billy58 and lower the brightness of the backlight a little more and under about 4v, it is not much but good some relief for the strips, thanks for your collaboration! a hug

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billy58
billy58
2.182
hace 6 años

Greetings and value comments

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