Re: Sony STR-DB940 pulled back from the brink

I've done the soldering steps before, and it did work out perfectly! Last Friday, I was cleaning my STR-DB940 (with an air compressor) and I resoldered the speaker terminals again because of strange sounds coming from the speakers when playing music. Now it flashes PROTECTION and does absolutely nothing (apart from turning on and off).

I tried to fix the solder pads by resoldering loads of different things, but the PROTECTION message didn't go away. Last night I noticed little electrical sparks at the solder points. They...