Canon Pixma MX922 is accessed through the Canon website, usa.canon.com. You can perform a search for this product in the search box on the Canon home page and navigate to the manuals link.
On the Canon home page, enter Pixma MX922 in the search box and hit the return key, or click on the search button. This takes you to the product specifications page. Click on Brochures and Manuals. The manual is available for download. Choose either Windows or Mac to initiate the download. The manual is in executable format, and you need to decompress it to see each part of the manual in PDF format.