Lexmark MX611
Print Resolution
Specify the printed output resolution in dots per inch.
Note: 600 dpi is the factory default setting.
Pixel Boost
Enable more pixels to print in clusters for clarity, in order to enhance images horizontally or vertically, or to enhance fonts.
Note: Off is the factory default setting.
Toner Darkness
Lighten or darken the printed output.
Notes:
Enhance Fine Lines
Enable a print mode preferable for files such as architectural drawings, maps, electrical circuit diagrams, and flow charts.
Gray Correction
Automatically adjust the contrast enhancement applied to images.
Note: Auto is the factory default setting.
Brightness
Adjust the printed output either by lightening or darkening it. You can conserve toner by lightening the output.
Note: 0 is the factory default setting.
Contrast
Adjust the contrast of printed objects.
Lexmark MS and MX310, 410, 510, 610 Series Printers and MFPs: Print Quality Diagnostic Tool
This article shows the primary information required to escalate print quality issues.