not all psp2000 series can be downgraded..sakto si rambutan...that's y i said "ipapangutana ug unsa ang FW/Firmware, if it's 3.95 bellow that's cool pero if 4.01 above umd mode ghapon ka kai ang board ana TA-88v3 na"... papalit na bro nya apil sa gathering or if you want u can join the party to get more tips