Lexmark CX510
Max Speed and Max Yield let you choose between a faster print speed or a higher toner yield. Max Yield is the factory default setting.
Using the Embedded Web Server
Open a Web browser, and then type the printer IP address in the address field.
Notes:
Click Settings > Print Settings > Setup Menu.
From the Printer Usage list, select Max Speed or Max Yield.
Click Submit.
Using the printer control panel
From the home screen, navigate to:
> Settings > Print Settings > Setup Menu
Touch Submit.
Here are steps on how to adjust the max send/receive speed in fax environments with poor line quality or noisy phone lines.
Fax error codes and recommendations for the X64x, X65x X73x, X77x, X78x, X79x, X85x, X86x, X945, and X92x Series MFPs