Canon imagePROGRAF PRO-300 13" Photographic Inkjet Printer - Manual (Page 593)

Paper Does Not Feed from Paper Source Specified in Printer Driver
(Windows)
Check Is paper source setting inconsistent between application program and printer
driver?
Change the application software setting corresponding to the printer driver setting, or click Print Options on
Page Setup sheet of the printer driver and select Disable the paper source setting of the application
software on Print Options screen.
When the paper source setting is inconsistent between an application program and the printer driver, the
application software setting takes precedence.
For details, refer to Page Setup Tab Description .
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