Canon MF269dw User Manual page 426

<Off>
<On>
<Menu> (
<On>
● Printed images or text may be blurred when you set this to <On> and print in a low-humidity
environment.
● When you set this to <On>, <Special Printing Mode U>, <Special Printing Mode Q>, and <Special
Printing Mode R> are set to <Off> automatically.
<Special Printing Mode L>
Smudges may appear in a printout when the paper has a lot of paper dust or other dust particles. In such cases,
setting this to <On> may improve the quality of the printout.
<Off>
<On>
<Menu> (
<On>
<Select Line Width>
If a printed barcode cannot be read, changing this may resolve the problem.
<Auto>
<Thin>
<Slightly Thin>
<Slightly Thick>
<Thick>
<Menu> (
Select the line width
<Clean Fixing Assembly>
Clean the fixing assembly after the toner cartridge or the drum cartridge is replaced or if black streaks appear on
printouts. Cleaning the Fixing Assembly(P. 440)
Setting Menu List
) <Adjustment/Maintenance>
) <Adjustment/Maintenance>
) <Adjustment/Maintenance>
419
<Special Processing> <Special Printing Mode T>
<Special Processing> <Special Printing Mode L>
<Special Processing> <Select Line Width>