Patent ID: 9729759
Date: 2017-08-08
CPC Classifications: G06K,H04N

Claim:
1. A printer comprising: a processor; an interface electrically connected to said processor; and a printing engine electrically connected to said processor, said printing engine comprising: said permanent color printing modules contain main colors, said replaceable printing modules contain optional colors, said processor receives a print job, said processor automatically analyzes said print job to determine what page locations can use said optional colors during printing, said processor automatically calculates different image quality increase values that would be produced by printing with different ones of said optional colors at said page locations, said processor automatically selects only one of said optional colors as a selected optional color to use in combination with all of said main colors for printing all of said print job, based on which of said optional colors produces the highest print job image quality increase, said processor identifies a page exception for any individual page of said print job for which said selected optional color does not increase image quality, said selected optional color is not used for said individual page that has said page exception, said interface automatically displays instructions to mount a selected replaceable printing module corresponding to said selected optional color in said printer, and said printing engine prints said print job using said selected replaceable printing module and said permanent color printing modules.