212 Functions of the Control Panel
RITech
Turning RITech on produces smoother and crisper lines, text, and 
graphics.
Toner Save
When this setting is selected, the printer saves toner by 
substituting a gray shade for the black inside of characters. The 
characters are outlined in full black on the right and lower edges.
Image Optimum
When this mode is on, the quality of graphics is reduced. It 
reduces the amount of graphics data when the data reaches the 
memory limit, allowing complex documents to be printed.
Top Offset
Makes fine adjustments to the vertical printing position of the 
page.
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Caution:
Make sure that the printed image does not extend beyond the edge 
of the paper. Otherwise, you may damage the printer.
Left Offset
Makes fine adjustments to the horizontal printing position of the 
page. This is useful for fine adjustments when using the manual 
feed mode.
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Caution:
Make sure that the printed image does not extend beyond the edge 
of the paper. Otherwise, you may damage the printer.