Sony KP53XBR200

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dsiqueira
Sony KP53XBR200

Hello everyone,

The standby led of my Sony KP53XBR200 is blinking 7 times and I read somewhere that it is a problem with D board. The thing is I do not have a service manual and here in Brazil the technicians don't know how to troubleshoot this model because it was imported.

If someone can give me a clue on where to start, when I turn on the TV the screen goes magenta with pink and blue spirals for 2 seconds, flashes to a complete blue screen and turns off. The LED keeps blinking 7 times.

Any clue?

 

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