Utility
12
C250
12-61
Utility
Ch
ap
te
r 12
12.9
Adjusting the gradation levels
Adjust the gradation levels if there are changes in the color gradations of the
print image.
The following color gradation adjustments can be performed.
-
High Compression Mode: The adjustment is made with stress on increas-
ing the number of images stored in the memory.
-
Gradation Mode: The adjustment is made with stress on the gradations
in images.
-
Resolution Mode: The adjustment is made with stress on the reproduci-
bility of text and lines.
The procedure for adjusting the gradation levels of the copy is described be-
low.
Requisite
0
Before adjusting the gradation levels, be sure to restart the machine.
When the machine is turned off, then on again with the main power
switch, wait at least 10 seconds to turn the machine on after turning it off.
The machine may not operate correctly if it is turned on immediately after
being turned off.
0
After replacing an imaging unit, be sure to adjust the gradation levels.
0
The test pattern is printed on plain paper from a paper tray loaded with
one of the following sizes (listed in order of priority): A3
w
, 11 ×17
w
,
A4
v
or 8-1/2 × 11
v
. Paper in the bypass tray cannot be selected.
1
Display the Administrator Setting screen.
–
For details on displaying the Administrator Setting screen, refer to
“Displaying the Administrator Setting screen” on page 12-43.
2
Touch [1 System Setting].
The System Setting screen appears.
3
Touch [7 Expert Adjustment].
The Expert Adjustment screen appears.
4
Touch [8 Gradation Adjustment].
The Gradation Adjustment screen appears.
c250.book Page 61 Tuesday, April 4, 2006 11:33 AM
Summary of Contents for BIZHUB C250
Page 1: ...User s Guide Copy Operations ...
Page 55: ...Introduction x 54 C250 c250 book Page 54 Tuesday April 4 2006 11 33 AM ...
Page 256: ...5 Troubleshooting Chapter 5 Troubleshooting c250 book Page 1 Tuesday April 4 2006 11 33 AM ...
Page 308: ...6 Specifications Chapter 6 Specifications c250 book Page 1 Tuesday April 4 2006 11 33 AM ...
Page 488: ...12 Utility Chapter 12 Utility c250 book Page 1 Tuesday April 4 2006 11 33 AM ...
Page 585: ...12 Utility 12 98 C250 Utility Chapter 12 c250 book Page 98 Tuesday April 4 2006 11 33 AM ...
Page 586: ...13 Appendix Chapter 13 Appendix c250 book Page 1 Tuesday April 4 2006 11 33 AM ...