Oki LP-1040 Maintenance Manual page 680

(3) Click Detailed and configure the settings as follows.
Sharpness: None
Contrast: Medium
Density: Higt
Background compensation: Low
(4) Click Scan and set the Copy/Scan Color Chart1 original to the "914" mark on the right of
the multifunction printer document table to start scanning.
Copy/Scan Color Chart1 is the original used to check the color differences.
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