About this firmware update
This service provides software for upgrading D80 A and B firmware to Ver 1.11. When performing this firmware upgrade, be sure to upgrade both A and B firmware. Correct operation of your camera is not guaranteed if only A or B of the firmware is upgraded without upgrading the other part.
This firmware resolves an issue which, in rare cases, causes the battery indicator to blink whilst shooting regardless of the level of charge in the battery.
Learn more about the firmware update: