Originally posted by Zyphar
You could buy the No Solder Modchip that they sell on various websites. You need a boot disk with it though (like a Gameshark 2/Action Replay 2/ Swap majic discs)
All the mostchips and mods that dont require soldering all need to be booted and some dont support all types of boots (check to make sure that it supports what you are planning to do)