No just has to be plugged in and press install recovery allow it with su and then reboot into recovery no need to push any buttons. Im sure what's up there's more people over at XDA if you want to ask them im sure one of them can help you
Sent from my DROID X2
couple things is usb debugging on? also do you have the droidx2 plugged into a your charger? it needs to be plugged into the charger in order for it to boot into recovery as for the vzw 2.3 i wouldn't worry about that if you want root check this out and download p3's pre rooted version Official...
hey i sent you a pm but when i try to install a rom on my og using this app it force closes it finishes creating cache.img then it trys to do something else but force close pops up and i cant see what its trying to do any way to fix this or do i have to wait for an update?