4-10
Confidential
(8) Check the copied chart, referring to the "Check Items on the ADF Copy Chart" given
below.
If any problem is found, perform the adjustment procedure again.
Check Items on the ADF Copy Chart
Check that the copied chart has none of the following defects.
A: Color blocks
• Patchy color
Note: Vertical streaks in color blocks are negligible.
B: Contrast charts 1, 2 and 3
• Black or white vertical streaks
• Patchy color
• Missing dots
C: Resolution chart
• Black or white vertical streaks
• Missing dots
D: Whole page
• Ghost (image printed on the blank area)
• Color horizontal streaks
• Black vertical band
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