July, 2007
3-13
WorkCentre 5020
Image Quality
Initial Issue
Low Contrast
(100% only)
Normal mode: Check that the 0.2G line image 13 can be read.
Darker mode: Measure the 0.2G line image 13 at 3 locations.
Determine the maximum and minimum mean value measured
(within the same copy).
Reproducibility of the blue
color density
(100% only)
Normal mode: Check that the 0.2B line image 14 can be read.
Darker mode: Measure the 0.2B line image 14 at 3 locations.
Determine the maximum and minimum mean value measured
(within the same copy).
Solid Density Reproduc-
ibility
(100%/Normal mode only)
Measure the 1.0G solid 16 at 3 locations.
Determine the maximum and minimum mean value measured
(within the same copy).
Background Measure the margin.
Resolution 70.7, 100%: Measure the resolution target 17 at 3 locations.
141.4%: Measure the resolution target 17 at 2 locations.
Skip and Smear 100%: Check that the 2.5lp/mm ladder 18 is resolving across the
entire page.
70.7~99%: Check that the 1.8lp/mm ladder 19 is resolving across
the entire page.
Table 4
Item How to measure (Refer to Figure 2)
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