One more time, Thank you very much for your time & information.
Here are some pictures of the head of the cartridge. It wasn't easy to take...
So maybe they are not good enough to permit you to see and/or confirm something... (let me know)
Is this kind of refill cartridge is better than the...
Dear Stratman,
First of all, Thank you very much for your very impressive knowledgable message.
I really appreciate to read you.
I'll try to find a microscope to take a picture of the head tomorrow. (I keep you in touch on that)
Regarding your questions :
I didn't use much the printer, but...
Hello,
I try to find what could be this problem name, but I can't figure out...
Here are some pictures of the problem.
http://prntscr.com/m04pjb
http://prntscr.com/m04qwq
http://prntscr.com/m04ro4
Thank you for your enlightenment.
Kind regards
Theo
CANON IP 2780 with Korean Ink...