This is a complete service manual for the Canon Pixma iP90 printer series and for all models listed below.
These manuals are the same ones used by the Techs to repair your Canon Printers.

Table of contents

Part 1 MAINTENANCE

1. MAINTENANCE
2. LIST OF ERROR DISPLAY / INDICATION
3. REPAIR

Part 2 TECHNICAL REFERENCE

1. New technology
2. Cleaning Mode and Amount of Ink Purged
3. PRINT MODE
4. FAQ (Specific Problems and Solution)

Source
http://printer-resetter.blogspot.com
http://epsonresetter.blogspot.com
http://canon-resetter.blogspot.com

do you have any manuals for older canon printers?

Hi This is my first post so not sure if correct but I have a problem with my Canon IP90 and this sevice manual would be useful

(the problem is green orange alternate flashing lights and noisy paper feed)

I don't understand where i actually get his service manual ? your help appreciated
Thanks BF