Dell PowerVault MD1120 - Manual (Page 40)

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Installing Enclosure Components
Figure 3-8. Removing and Replacing the EMM/Power Supply Cage
5 Grasp the cage removal ring in the bottom center of the rear enclosure.
Pull out and lift up and over the alignment pins to remove the cage from
the enclosure.
6 Remove the six Phillips screws holding the midplane in place and pull it
out of the enclosure. (See Figure 3-9.)
7 To re-install the midplane, reverse the previous steps.
1 screws (7) 3 alignment pin (6)
2 removal ring 4 EMM/power supply cage
4
3
2
1