Documents Are Printed In Monochrome - Canon imagePROGRAF GP-5300 Online Manual

Documents are printed in monochrome

Is Color Mode set to Monochrome, or Print Target set to Monochrome
Check 1
(Photo) in a Windows printer driver?
In the Advanced Settings of the printer driver, specify Color in Color Mode and try printing again.
Is Black and White Photo Print selected in a macOS printer driver?
Check 2
Deselect Black and White Photo Print in the printer driver Quality & Media settings, and then print again.
The print head nozzle may be blocked
Check 3
Print a test pattern to check the color ink nozzles and see if they are clogged.
Checking for Nozzle Clogging
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