1 - In the phone hold the following keys :
ALT CAPS H (at the same time)
2 - Type the PIN,
App Version and
Uptime in the form below:
Blackberry eScreen keygen
And press GET MY KEY
3 - Now simply type the
KEY directly on to that screen.
4 - Go to "OS ENGINEERING screens" -> "Device Info" & scroll down until you see the MEP =)
After that you can unlock all blackberry only with the phone and ZZ-KEY without cable!!!