You won’t find one, because there isn’t one..Searching for service manual for Canon Pixma Pro-10
Closest thing you'll find is this disassembly guide for the Pro-100:Searching for service manual for Canon Pixma Pro-10
anybody saved a copy of this 9500 manual ? pls shareYou find a service manual for the Canon Pixma Pro 9500 mkII here: http://www.bosscan.cz/podpora/Technicka_podpora/Tiskarny/Inkoustove/PIXMA 9500Pro MarkII/pro9500ii-sm.pdf
I found no free downloads for the Canon Pixma Pro 9000 mkII service manual, but here is a commercial download of the manual plus a parts catalog at 12 USD: https://www.2manuals.com/product_info.php?cPath=21_38&products_id=1448
If you need instructions for the service mode operations or a suitable service tool then please start a new thread in the "Canon Inkjet Printers" forum.
Edit: The link to the Pro 9500 II service manual does not work any more.