3. Release the boss at the left-upper corner of the rear cover, and then release the remaining bosses along
the top of the cover (from left to right).
Figure 1-873 Release the top edge of the cover
4. Release the bosses along the right and left side of the cover, and then lift it straight up to remove it.
Figure 1-874 Remove the rear cover
Step 9: Remove the formatter and formatter cage (DU)
1. Disconnect one HMDI cable (callout 1), and then disconnect two connectors (callout 2).
ENWW Removal and replacement procedures 529