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Hello, Where specifically can I adjust the scan density in the MF733cdw? I scan from the printer to my PC.  Currently, all scans are illegible. I also tried 3rd party scanning software and Scangear software, There is no place to adjust the density.  ...

Hi,I have a brand new MF733CDW.  Symptoms: On Every page I print,  "Red" Magenta "roller" marks down the front right side of the page. On double sided printing the marks appear on the left side of the back page.  I say roller marks because they are c...