HP LaserJet PRO M521 Repair Manua page 49

Reinstall the right cover
1.
Slide the cover onto the product from the front. Make sure the cover is aligned correctly at the top.
The top of the cover should slide over the chassis, and the lower section of the cover should slide
behind the chassis.
Figure 1-49
Figure 1-50
ENWW
Reinstall the right cover assembly: correct alignment (1 of 3)
Reinstall the right cover assembly: incorrect alignment (2 of 3)
Removal and replacement procedures
39