Lexmark 1020 Business 600 300 color OR black cartridge us-ascii B pcl3 This business edition, model 4078-001, has PCL. <br>Known to print fine at 300dpi, black-only. <br>Works in color, too. <br>Note that the non-business 1020 does not , and is a paperweight. <br>This printer is much slower in PCL mode than in proprietary mode.