Lexmark 4227-X00 - Manual (Page 69)

4-6 Service Manual
4227-X00
Removal Procedures
Use the following procedures to remove and replace individual
FRUs.
Top Cover Removal
CAUTION: Be sure to unplug the power cord whenever you are
working on the printer with any of the covers removed.
1. Turn the printer off.
2. Disconnect the power cord and parallel cable at the printer.
3. Remove the front cover [1].
4. Remove the acoustic and ribbon access covers [2].
5. Set the paper select lever to the cut sheet position.
6. There are two screws [3] and six latches [4] securing the top
cover to the bottom cover. Remove the two top cover [3]
mounting screws.