9. Align the sheet with the blue line and the cutter guide, to avoid skew.
10. Close the window.
11. Check that the paper is unwrinkled.
12. Close the rear door.
13. Press OK at the front panel to continue the process.
14. The printer checks the paper edges.
15. Press OK at the front panel to proceed with the scan.
16. The printer scans the OMAS Calibration Pattern, which could take several minutes.
134 Chapter 6 Service calibrations ENWW