Lexmark 250d - E B/W Laser Printer, Service Manual, Page: 122 / 164

4-30
Lexmark™ E250d and E250dn
4512-220, -230
Manual feed sensor removal
1.
Remove the right side cover. See “Right side cover removal” on page 4-5 .
2.
Remove the controller card cover by loosening the four screws and sliding the cover free from the screws.
3.
Disconnect the sensor from J20 (MPF SNS) on the controller card, and free it back through the opening of
the side frame.
4.
Place the machine on its top.
Note: Be careful not to mar the finish of the printer.
5.
Lift the door on the duplex and auto comp.
6.
Remove the screw (A).
7.
Free the cable from its retainer, and pull it through the opening toward the sensor mount.
Re-installation note:
•
Insert the hook end of the spring hook through the frame opening from the controller card side. Extend the
hook until the sensor connector can be hooked.
•
Hook the spring hook to the connector, and pull it through the opening.
•
Place the sensor into position, and reconnect the cable on the controller card.
•
Using the spring hook, be sure to reroute the cable through the three retainers between the sensor and
side frame.