I'm trying to get hold of a RAM4 cart in order to avoid that issue in the future. As it stands, the preformance & user created banks are shot, so the battery must have died a while ago. A, B, C & D are ROM banks, so i don't need to back them up. It looks like i'm gonna have to create preformance pat...

Thank you for the reply.

So the best thing to do is buy one of these to house the CR2032 battery, to save me from having to disconnect everything & de/re-solder next time the battery goes?

Won it on ebay last week & it's just arrived this morning. I turned it on & it told me i need to change the battery, so... http://img121.imageshack.us/img121/3104/pict0964f.jpg ...this is the battery that needs to be replaced, yeah? How do i get it out? ( it looks like de-soldering from underneath w...