DONT FORGET TO CLICK THANKS BUTTON
this u can can reset MEP 0 for 8900 only not other new security
for old security u can try phone must factory os
first u must remove RTAS phone will factory OS
then copy and paste driver from MML to common file RIM usb driver
closed ur connection
open MML press
ctrl+shift+alt+F12 u will show hidden menu
see clear mep and press that if not succes u can try press load mep and choice mep what u want
done finish
reload your OS
this can reset LCD to, use lcd 9630 for 8900 reset LCD work with RLT
DONT ASK ANYTHING USE UR BRAIN FOR Working this trick
this remove RTAS no password
8900_REMOVE_RTAS.rar