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My Pixma MG5320 all of a sudden won't print at all!  It goes through all of the proper sequences, goes throughthe print cycle and ejects the paper all properly, but nothing on the page.....either B&W or Color?   I've to all the maintenance routines, ...
Why does my jpeg pic always scan at 300 dpi.? I select 150 dpi on the scanner panel, but it always ends up 300 onthe computer????