Many thanks for that. The Druckerchannel.de link has the key bit of information with two photos of exactly where the front RH case release lever is. Even then you cannot see it - it is inside the case and you have to feel for it with a screwdriver. And (for anyone else with the same problem) you...
I have a Canon Pixma 6600d (similar externally to the 6700d). I am trying to remove the top case so that I can refresh the waste ink absorber pads.
Removal of the side cases and almost all of the top case is easy, but I cannot see how to free the remaining part of the case that sits around (and...