Pokemon Soul Silver R4 Cheat Codes Pokemon Soul Silver Cheats?

Pokemon Soul Silver Cheats? - pokemon soul silver r4 cheat codes

My friend has a heart of silver, the R4 DS in Japan. He has to do things for him, but he said he was a "cheat-code editor" and what not. I Know U can enter Action Replay codes in R4, but how?

In oherwords, how do u put cheats Pokemon Silver soul in an R4 DS?