Nintendo Pokemon Yellow Version: Special Pikachu Edition "rattling inside" Questions

rattling sound inside is said battery. You may be able to dismantle the cartridge and fix the problem. These batteries can be replaced and in some cases are to be soldered in. In other cases, they are

...rattling noise inside the cartridge, I assume that has something to do with it. Any clue what it could be? Hi. I had the same problem, but I found a solution. After saving the game, count to 60, then ...