Hello Friends, I am trying to repair a Panasonic Wall ac adapter (6V, 500ma) smps based, I checked with multimeter no output, checked and internal fuse with continuity and all okay, I am attaching pics, im novice so donno what else may be wrong in it, front and back image of pcb with components is attached, at the back there seems to be 2 black spots on some kind of resistance if I can identify properly. Can you all please help me what all I can check and how??
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