Okay so my PSP 1000 is messed up. It all started when I tried to downgrade to 1.50, I used rains mms and pandora, installed, but when I went to turn on, the screen lit up but was blank. Later I was able to load onto 5.00 M33-4. I've been trying to update to 6.39 OFW so I could get 6.39 PRO B7...