Xerox 4112 System Administration Manual page 46

Setups
Alignment Adjustment Settings procedure
Save the adjustment results for squareness, print position, and scale as an alignment
adjustment type, and then assign the type to the desired paper tray.
1. Load paper in a tray.
2. Press the Log In/Out button, and enter the system administrator mode.
Log In/Out
3. Select the Tools tab followed by the System Settings tab.
4. Select the Common Service Settings followed by the Maintenance Settings.
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Xerox 4112/4127 EPS
System Administration Guide