Dell PowerEdge 2550 Rack Installation Instructions page 26

Installing the Cable Management Arm
Facing the back of the two-post rack, locate the two slots and the threaded hole on the
1
back right side of the system.
Insert the bracket on the end of the cable management arm to the mating slots and
2
threaded hole, and secure the arm using the captive thumbscrew.
F i g u r e 1 - 1 6 . I n s t a l l i n g t h e C a b l e M a n a g e m e n t A r m
Align the free end of the cable-management arm (the end with the half-hinge) to the
3
hinge-half mate on the back-right side (as viewed from the back) of the system
(see Figure 1-16).
Squeeze the quick-disconnect knobs on the free end of the cable-management arm
4
and align the two hinge halves to attach the arm to the bracket on the back of the
system chassis (see Figure 1-16).
Attach the input/output (I/O) cables to their respective expansion cards on the back of
5
the system.
1-20 Rac k I n st allat io n G uide
quick-disconnect knobs
captive
thumbscrew