Canon imageRUNNER ADVANCE C5255 Series Service Manual page 946

COPIER > ADJUST > MISC
ACS-EN3 Set judgment area in ACS mode:back
Lv.2 Details To set the judgment area in ACS mode (back side at duplex reading
with 1 path).
As the value is larger, the judgment area is widened.
Use case When adjusting the judgment area in ACS mode (back side at duplex
reading with 1 path)
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -2 to 2
Default value 1
ACS-CNT3 Set jdgmt pixel count area in ACS:back
Lv.2 Details To set the area where the pixel is counted to judge the color
presence in ACS mode (back side at duplex reading with 1 path).
As the value is larger, the judgment area is widened.
Use case When adjusting the area where the pixel is counted to judge the color
presence in ACS mode (back side at duplex reading with 1 path)
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -2 to 2
Default value 0
SH-ADJ Adjustment of sharpness: front side
Lv.1 Details To adjust the sharpness of the images which are set in the user
mode.
- Image to be read in the copyboard reading mode
- Image on the first side of a document to be read in the reverse-
path duplex stream reading mode
- Image on the first side of a document to be read in the 1-path
duplex stream reading mode
As the value is larger, the image gets sharper. If the value is too
large, moire is likely to occur in an output image of COPY and SEND.
To match the image quality with that of the second side in the 1-path
duplex stream reading mode, decrease the value when moire on
the first side is stronger than the second side and increase the value
when it is weaker.
Use case When moire frequently occurs on images of COPY and SEND output
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -3 to 3
Default value 0
Related service mode COPIER> ADJUST> MISC> SH-ADJ2
8
Service Mode > COPIER > ADJUST > MISC
8 Service Mode > COPIER > ADJUST > MISC
COPIER > ADJUST > MISC
SH-ADJ2 Adjustment of sharpness: back side
Lv.1 Details To adjust the sharpness of images on the second side of a
document, which is set in the user mode, in the 1-path duplex stream
reading mode.
As the value is larger, the image gets sharper. If the value is too
large, moire is likely to occur in an output image of COPY and SEND.
To match the image quality with that of the second side in the 1-path
duplex stream reading mode, decrease the value when moire on the
first side is stronger than the second side, and increase the value
when it is weaker.
Use case When moire frequently occurs on images of COPY and SEND output
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -3 to 3
Default value 0
Related service mode COPIER> ADJUST> MISC> SH-ADJ
8-126
T-8-35
8-126