HP LaserJet Pro 400 color M451 - Page 51

4. Before you remove the rear door, take note of the alignment pins on the door.
Figure 1-31 Remove the rear door (simplex product) (3 of 4)
5. Remove the rear door.
Figure 1-32 Remove the rear door (simplex product) (4 of 4)
ENWW
Removal and replacement procedures
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