20180111_051915.jpg [2.22MB]
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TVs
Unstable voltage at the source
hace 5 años
hace 5 años
Hello friends, I have a problem with the power source of a sansung tv, the source model is L40G0B, the fault is that the 12v voltage is unstable and change the filters and still the problem I appreciate your help in solving 20180111_051915.jpg [2.22MB]
20180111_051915.jpg [2.22MB]
22.858
hace 5 años
unfortunately there is no diagram for that source, disconnect the mainboar from the source, it brings a self-ignition to turn on without the main and deliver all voltages even after turning on the backlight, check the voltage again and comment if it remains unstable.
175
hace 5 años
friend quickly I am fixing one but it is a single card comes the source and mainborad that and we find a fault in the integraditos of the superficial ones below are about 8 legs change that that is the damage and if you can send forto from the bottom good better a and another thing there was also a blue condemner who was half-spoken to the naked eye it looked good but if you placed the magnifying glass it looked as if you had cut it as if it were a corn arepa in half
175
hace 5 años
hace 5 años
friend quickly I am fixing one but it is a single card comes the source and mainborad that and we find a fault in the integraditos of the superficial ones below are about 8 legs change that that is the damage and if you can send forto from the bottom good better a and another thing there was also a blue condemner who was half-spoken to the naked eye it looked good but if you placed the magnifying glass it looked as if you had cut it as if it were a corn arepa in half
hace 5 años
hello friend my opinion that the unstable voltage is a product that the components that make up the regulation and are stable, this is defective in some of them, luckily the little country of the north of Peru PERU melcochita el dulce
175
hace 5 años
FRIEND NOLE TAS GIVING A SOLUTION TO THE LOJICA COMPANION THAT THERE ARE DEFECTIVE COMPONENTS BUT YOU DON'T SAY WHAT FRIEND
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