Solder on PCB traces

 by F-zero

Step 2: Pick and Scrape!

Now pick the area you want to solder to and scrape! You'll notice that you can't solder directly onto the trace. There is a small layer of plastic coating and the polymer solder resist (the green stuff) covering the traces of copper. Our goal here is to remove all the junk so we can get to something that solder will attach to, copper!
 
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