A PDF version of the users guide for the new 100-400 II is now available on Canon website
http://www.usa.canon.com/cusa/professional/products/lenses/ef_lens_lineup/lens_telezoom_pro/ef_100_400mm_f_4_5_5_6l_is_ii_usm#BrochuresAndManuals
http://www.usa.canon.com/cusa/professional/products/lenses/ef_lens_lineup/lens_telezoom_pro/ef_100_400mm_f_4_5_5_6l_is_ii_usm#BrochuresAndManuals