Canon has released firmware updates for the 5D and 1D Mark II N. Here are the links:
1. Fixes the phenomenon of large image files (1.7GB) being created.
2. Improves the brightness of the LCD monitor.
3. Fixes an operational abnormality in the AEB (Auto Exposure Bracketing) shooting.
4. Fixes the mistakes in the Swedish-language MENU displays.
Firmware update for Canon 1D Mark II N
1. Fixes a file-numbering error that occurred during Bulb shooting.
2. Improves the brightness of the LCD monitor.
3. Fixes mistakes in the Russian-language MENU displays.