IMAGE ADJUSTMENTS August, 2006

3-188

- Text (Letter) Mode, Single Color -
Step
Item to Adjust Level on the C-4 chart (K) Adjustment Standard
1 ID max:
(K)
Adjust the offset value so that
the density of level 10 matches
that of level 10 on the C-4 chart.
2 Middle (Middle ID)
(K)
Adjust the offset value so that
the density of level 6 matches
that of level 6 on the C-4 chart.
3 Shadow (High ID)
(K)
Adjust the offset value so that
the density of level 8 matches
that of level 8 on the C-4 chart.
4
Highlight (Low ID)
(K)
Adjust the offset value so that
dirty background is not visible on
the copy and the density of level
3 is slightly lighter that of level 3
on the C-4 chart.
After "Shadow" adjustment, if text in the test pattern does not print clearly: • Check to determine whether the 5 line/mm pattern at each corner is printed clearly. • If it is not, adjust the offset value of ‘shadow’ again until the pattern prints clearly.