Chapter 12 Installing, Removing, and ReplacingInstalling the Library in a RackScalar i500 User’s Guide 4429 Install the left rack ear.a With the I/E station door open, open the left door (the accessdoor) of the module and pull the door toward you in order toaccess the slot located in the lower left corner of the module. (Theflexible door hinge allows the door to be pulled away from themodule, providing access to the slot.)b Install the left rack ear in the same manner as the right rack ear.c Using two M5 thumbscrews, fasten the rack ear to the rack. Thethumbscrews should thread through the nut clips (or cage nuts)and fasten completely and evenly.Note: You may need to pull the door toward you in order toaccess the slot.