Canon 20D
EOS 20D Firmware Update Version 2.0.3 - click here

Firmware specification changes
This firmware update (version 2.0.3) incorporates the following additions and improvements:

Fixes a problem in color temperature information transmission that occurred when using Speedlite 430EX.
Improves reliability in communicaion when using CF cards.
This fIrmware update applies to cameras with firmware versions up to 2.0.2 installed. If your camera's firmware is already version 2.0.3, it is not necessary to perform this update.


Canon 20Da

EOS 20Da Firmware Update Version 2.0.3 - click here

Firmware specification changes

This firmware update (version 2.0.3) incorporates the following additions and improvements:

Fixes a problem in color temperature information transmission that occurred when using Speedlite 430EX.
Improves reliability in communicaion when using CF cards.
This fIrmware update applies to cameras with firmware versions up to 2.0.2 installed. If your camera's firmware is already version 2.0.3, it is not necessary to perform this update.

October 2005Technical documentation