Harman Kardon AVR 3700 Fonte queimada

[falafinasul]

Harman Kardon AVR 3700 burned, it does not turn on and I have already changed the fuse and when turned on it burns again. It must be shorted.

I made a new Diagnostic and verified that the input source is shorted.

Someone help

[petehall347]

Re: Harman Kardon AVR 3700 Fonte queimada

please explain input source