Hard Reset Motorola Atrix 4g (mb860)

Power device off.
Hold vol down & Power button it will load into fast boot use vol
down key to you see android recovery press vol up to enter.
Now to will see an andriod with an exclamation point press and the
bottom right of the screen to bring up options and then vol to wipe
data/factory reset and press the ok button to select.
If there is any password or pattern on the phone it will be removed by this.

https://www.youtube.com/watch?v=hRFJJFW-XxI