I've double checked my roms and I've tried plugging the sky3ds without an sd card in. Without the sdcard the light blinks three times. With my sandisk 2 gb sdcard it blinks rapidly then stops after 5 seconds. I just went out to purchase a sandisk 16 gb and using the same method i did for the 2gb card I got no lights whatsever. I am currently running on windows 8.1 with windows xp service pack 3 and as admin. All of the cases have no game has been inserted. I really want to play pokemon or 