HP LaserJet PRO M521 Repair Manua page 52

3.
Raise the right side of the product (callout 1), slide the lower-right cover (callout 2) toward the front
of the product, and then rotate the cover away from the product.
Figure 1-53
4. Remove the lower-right cover.
Figure 1-54
42 Chapter 1 Removal and replacement
Remove the lower right cover (2 of 3)
Remove the lower right cover (3 of 3)
1
2
ENWW