I have a slim 9504 with the latest update. I prep the the pcb for the latest Sputnik addons swicth with just the normal and unlock swicth and a has 2 solder point. Which probe do I use the Sputnik probe, I have pretty well all the probe. Is there a how to from the beginning on how to prep the pcb to getting the keys using the latest Sputnik addons and which probe to use.