Muratec MFX-2550 Field Engineering Manual page 400

Printer registration (side)
A
Adjust so that width A on the test pattern Checkered output falls within the following range.
Adjustment procedure
1. Load letter paper to the cassette or tray you want to adjust.
2. Use the Unique Switch 52 to adjust the printing margin to 0 mm. (bit 0, 1  0)
3. Printout the test pattern "Ladder". (See "3.12.2 Printer Test".)
4. Check width A on the test pattern Ladder meets the specifications.
If width A falls outside the specified range, perform following steps to make the adjustment.
5. To use the "Printer registration mode," press Setting>, <*>, <4>, <3> the margin.
6. After you have finished the adjustment, you must reenter the setting of Unique Switch 52, you
changed in step 2.
Standard
10 ± 1.8 (mm)
5-133
A
Test pattern H
Setting Range
–12.8 to 12.7 (mm)
(0.6773 mm step)