How To Take A Screenshot or Screen Capture With The Motorola Droid Razr Maxx:
To take a screenshot or screen capture with the Motorola Droid Razr Maxx, simply:
Hold down the POWER button, found at the top of the phone, and the Volume Down button found on the right side of the phone.
The phone will flash and make the camera shutter sound. The screenshot will be saved to the gallery.