Ar

Open the manager. Then, search for the game you want to use the code on, in the default codelist in "my codelists" section. Click on the + symbol to display the game's cheats. Right-click the section where you want to put the code and select "new cheat". There you can paste your code and change the name of the cheat. Once you've done this, connect your ds using the usb cable that came with the AR. Install it(your DS) if you haven't (just follow the steps given). In the code manager's DS section, a codelist will be displayed once you connect and turn on your DS with the AR on inserted. Drag the game with the new code from the defaulf codelist to the DS codelist. Let the manager overwrite. Once it finishes overwriting the game, the code should be on your AR and ready to use.

Get the cd that came with your action replay, upload it and go to custom code list, click on add new game or something like that, then right click and choose add new cheat. After that go to the cheat you want, highlight it then right click and choose copy go back to the new cheat and right click and chosse paste. And after that plug in your action replay WHILE ITS IN THE DS AND TURNED ON and go to the upper right hand corner and choose that (make sure you're action replay is plugged into your computer with the cable that came with the cd and ar then drag the game from your codelist to the ar one and there you go!