PIXMA MX860, OS X 10.9.4, OS X 10.10. Printer not printing black
Printer will print black when I print a test page from the printer, but will not print black when I print a selection from either my MacBook (OS X 10.10 Yosemite) or my iMac (OS X 10.9.4 Mavericks). What gives? I did print a test page from the Canon...