Lexmark 4059-XXX - Manual (Page 212)

4-49 4059 Service Manual
4059-XXX
Operator Panel Cable/Cover Open Switch Assembly
Note: Pay careful attention to the cable routing through the printer
before you remove the operator panel cable/cover open switch
assembly.
1. Remove the left door, left cover, upper front cover, outer EMC
shield and inner EMC shield.
2. Disconnect the operator panel/cover open switch cable from the
engine board.
3. Release the cables from the three cable retainers.
4. Cut and remove the wire tie on the upper front cover hinge pivot
arm.
5. Remove the operator panel and cover open switch bracket. Pull
the cables through the rectangular hole in the hinge pivot arm.
Note: If a large snap-on torroid is present on the old cable,
remove the torroid before pulling the cables through the hinge
pivot arm.
6. Plug the new operator panel cable into the operator panel and
snap the new cover open switch cable into the bracket
assembly.
Note: If you remove a large snap-on torroid from the old cable,
you must break the small torroid from the new cable assembly
and replace it with the snap-on torroid. Be careful not to
damage the cable.
7. Route the cables and torroid through the rectangular window in
the cover hinge pivot arm.
8. Snap the operator panel and the cover open switch bracket
assembly into the upper front cover.
9. Twist the cables together and attach to the cover hinge pivot
arm with a wire tie. Be sure the torroid is on the opposite end of
the cables near the engine board connectors.
10. Route the cables through the printer and down the inside of the
engine board shield.
11. Plug the cables into the engine board connectors.