Canon imageCLASS MF6500 Series Basic Manual page 194

ADJUST./CLEANING
9. SPECIAL MODE R
10.SPECIAL MODE S
OFF
SPEED PRIORITY
11.CONT. PRINT MODE
12.BACK EDGE MODE
13.LARGE PAPER MODE
14.AUTO ADF DRTY ADJ
15.MAINTENANCE CODE
13-27
Sets whether to prevent white streaks from appearing on the
printed image. When you print the halftone image or
photograph after the machine has not undergone any
operation for a while, the first page of printouts may have
thin white streaks on the printed image.
– OFF
– ON
Sets whether to reduce the waiting time for the next printout.
When you change the paper size after continuous printing,
the machine may take a while to start the next printing.
Does not reduce the waiting time next set of printout.
(default)
Reduces the waiting time to start the next set of printout.
Print speed has priority; however, a condition that an
previously printed image also appears faintly on the next
output may occur.
Sets whether to prevent the back edge of the previous page
from appearing on the following page during continuous
printing of half-tone prints or photographs.
– OFF
– ON
Sets whether to prevent back edge of paper from smudging.
– OFF
– ON
Sets whether to improve toner fix on large-sized paper.
– OFF
– ON
Sets whether to activate smudge (due to dust or dirt)
reduction during printing.
When the ADF is dirty, copies may contain unwanted dots or
lines.
– OFF
– ON
This setting is not functional in this model.