Registration Roll Assembly Removal - Lexmark W850n Service Manual

4024-110

Registration roll assembly removal

1.
Remove the MPF rear cover. See
2.
Remove the MPF feed unit assembly. See
3.
Remove the printer left door assembly. See
4.
Remove the bosses on both ends of the vertical turn mylar guide (A).
5.
Remove the vertical turn mylar guide (A).
Warning: The vertical turn mylar guide (A) requires moderate force to remove. Be careful not to
damage it.
6.
Remove the two screws securing the registration mylar guide assembly (B) to the registration roll
assembly (C).
7.
Remove the registration mylar guide assembly (B).
8.
Remove the two screws securing registration roll assembly (C).
9.
Remove the registration roll assembly (C) by lifting it upward and outward in the direction of the arrow.
Note: When removing the registration roll assembly (C), use care not to damage the two harnesses
located on the backside of the assembly.
10.
Release the harness from the clamp.
11.
Disconnect the two connectors from the registration roll assembly (C).
Note:
•
Before reinstalling the registration roll assembly (C), fit the bosses on the rear center of the assembly
into the holes.
•
Before reinstalling the two harness connectors, ensure they are plugged in properly.
4-76
Printer Service Manual
"MPF rear cover removal" on page
"MPF feed unit assembly removal" on page
B
C
Boss
A
Connector
Left view
"Printer left door support strap removal" on page
Boss
Clamp
Connector
C
4-55.
4-51.
4-71.
Front