Canon imageRUNNER ADVANCE 9070 PRO series Service Manual Digest page 582

COPIER> OPTION> IMG-MCON
PRN-FLG Select of image area flag (PDL image)
Lv.2 Details To set the image area flag for the image processing which is
performed when a PDL image fails to be compressed at a specified
compression rate.
If an image fails to be compressed at a specified compression rate,
the following operations are performed as default:
Set 1 when moire occurs or jaggy is significant.
Set 2 when not preferring to replace Bk color with black plain color.
Use case • When moire occurs or jaggy is significant in case of printing an
image containing many halftone dots or photos
• When avoiding to replace Bk color with black plain color
Adj/set/operate method 1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Caution This setting trades off with reproducibility of text.
Display/adj/set range 0 to 2
0: High screen ruling, gray compensation LUT
1: Error diffusion, gray compensation LUT
2: High screen ruling, normal LUT
Default value 0
SCN-FLG Select of image area flag (copy image)
Lv.2 Details To set the image area flag for the image processing which is
performed when a scanned image fails to be compressed at a
specified compression rate.
If an image fails to be compressed at a specified compression rate,
processing to prioritize reproduction of text is performed by default.
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Set 1 when an image contains many halftone photos.
Set 2 when an image contains many printed photos.
Use case When copying an image which contains many halftone dots and
photos
Adj/set/operate method 1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Caution This setting trades off with reproducibility of text.
Display/adj/set range 0 to 2
0: Text
1: Halftone photo image
2: Printed photo
Default value 0
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• Processing to prioritize reproduction of text
• Replacing Bk color to black plain color
COPIER> OPTION> IMG-MCON
TNR-DWN Set of toner deposit amount reduction
Lv.2 Details To reduce the toner deposit amount when toner scatters or paper
winds around the Fixing Assembly in the case of full color.
When 1 is set, blur of images is decreased, but the hue is changed.
Use case When an image is blurred due to toner scattering, etc. in the case of
full color
Display/adj/set range 0 to 2
0: Standard
1: Reduce toner amount both for 1-sided and 2-sided modes
2: Standard for 1-sided mode and reduce toner amount for both
sides in 2-sided mode
Default value 0
TMIC-BK ON/OFF of TMIC Bk_LUT end edge correct
Lv.2 Details To set ON/OFF of the trailing edge adjustment of Bk_LUT for PDL
and for copy which are used by TMIC.
When the trailing edge adjustment is set to ON, the density of the
high density area becomes high, and consequently text and thin
lines become clear. While an image becomes clear, the hue of the
gradation area of photos, etc. is changed.
Use case When thin lines are partly missing or characters are faded
Display/adj/set range 0 to 3
0: ON for PDL, OFF for copy
1: OFF for PDL, OFF for copy
2: ON for PDL, ON for copy
3: OFF for PDL, ON for copy
Default value 2
DH-MODE Set ptch data at Dhalf except full crrct
Lv.2 Details To set whether to use the high-density patch data that has been
scanned by D-half control of full correction at the time of D-half
control other than full correction.
Display/adj/set range 0 to 1
0: Used, 1: Not used
Default value 0
DH-TMG Set auto D-max/half control exe interval
Lv.2 Details To set the paper interval to execute auto D-max/D-half control.
D-max/D-half control is executed at the time of warm-up rotations
after completion of job with specified number of sheets.
Use case Upon user's request
Display/adj/set range 0 to 15000
Unit 1 sheet
Default value 1000