Get the update from http://web.canon.jp/imaging/eosd/firm-e/eos5dmk2/firmware.html

Excerpt from the change-log

Firmware Version 2.0.3 incorporates five enhancements to the movie function and a fix to the manual sensor cleaning function of the EOS 5D Mark II camera.

  1. Adds or changes the following movie frame rates.
    NTSC:
    • 1920×1080 : 30 fps (changed - actual 29.97 fps)
    • 1920×1080 : 24 fps (added - actual 23.976 fps)
    • 640×480 : 30 fps (changed - actual 29.97 fps)
    PAL:
    • 1920×1080 : 25 fps (added - actual 25.0 fps)
    • 1920×1080 : 24 fps (added - actual 23.976 fps)
    • 640×480 : 25 fps (added - actual 25.0 fps)
  2. Adds a function for manually adjusting the sound recording level (64 levels).
  3. Adds a histogram display (brightness or RGB) for shooting movies in manual exposure.
  4. Adds shutter-priority AE mode (Tv) and aperture-priority AE (Av) mode to the exposure modes for shooting movies.
  5. Changes the audio sampling frequency from 44.1 KHz to 48 KHz.
  6. Fixes a phenomenon where communication between the camera and the attached lens is sometimes interrupted after manual sensor cleaning. (This phenomenon only affects units with Firmware Version 1.2.4.)

Enjoy (I know I will :-))!

   Daniel