i've been trying to fix my ps3 ever since i tried updating to firmware 3.50, i keep getting error 8002F147 at about 20% of the install process. i've formatted the disk numerous times, tried installing an older version of the software and most recently tried with update 3.56 PLEASE if anyone know how to fix this let me know! help will be much appreciated! its been 2 months already without my ps3! HELP!