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Samsung TV 14 model CT-3383VB without audio

Afner
Afner
16
hace 5 años
hace 5 años
Hello friends good morning, I want your help someone who has had this problem. I have a Samsung TV of 14 "model CT-3383VB turns on normal but audio does not work at all, and the integrated audio has changed the tda7057q, and changed jungle and remains the same in pin 52 of the jungle there is the channel audio signal input if There is what I tested with DVD also has audio only with antenna there is not, also and changed the tuner the audio preamp which is the LA7510 I have no result.Now that more can be done, also enter the service mode but this tv does not has the audio parameters someone who knows how to do it I will be grateful
Carlos Quiroga
hace 5 años

Hello, see if the audio signal arrives at the input if you wear the TDA7657Q it is on pin 3.

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Afner
Afner
16
hace 5 años

It carries the tda 7057q and on pin 3 it reaches the voltage of 12v. When you touch jungle pin 52 there is audio. Only with an antenna there is no audio xq the image is fine more help friend

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manolo karvalo
hace 5 años

Hello Friend. and the tv. It has output for headphones, that is, where it has to connect headphones

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Carlos Quiroga
hace 5 años

If sorry I put the 6, but is there audio on pin 3?

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Javier Chavez C
hace 5 años
hace 5 años
Samsung Chassis K_1 Diagram https://tecnicoreparacion.blogspot.com/2012/02/ct-5073vc-diagrama-tv-samsung-k1.html With an external amplifier, extract the Audio signal from pin53 and pin1 and pin2 of IC201. Of the last two both on TV and A / V IN
Javier Chavez C
hace 5 años

Try entering the service menu, RESET option, to reset to factory mode.

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Afner
Afner
16
hace 5 años

Well, friends, the TV was bad, the frequency tanks did not amplify the frequency, change the coil L201 and gave the audio but also change the coil of L205 that is in the image and there is no image, just some other idea is interrupted friends

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Javier Chavez C
hace 5 años

Maybe the new coil does not correspond to the characteristics of the original.
And why the change if the image looked good?

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Afner
Afner
16
hace 5 años

You're right friend, and changed another one from. Same value and I look excellent. Beforehand, thank you for helping me to solve the problem, and I also have another post on another lg tv, please check my questions on my wall and I will also be your ideas and solve this samsung tv

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Javier Chavez C
hace 5 años

Thank you for sharing the solution

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