Acer AT310 F1 - Manual (Page 135)

117
5 Install the cable arm.
The cable arm option allows you to tie-wrap all cables to and from
the system. As you slide the system in and out of the rack, the
cable arm collapses and extends, keeping the cables untangled
and attached to the system.
Note: One end of the cable arm includes hinged bracket with two
mounting holes and the other end of the cable arm includes a
hinged bracket with one mounting hole.
(1) Using two screws attach the end of the cable arm with two
mounting holes to the right inner rail.
(2) Attach the free end of the cable arm to the right mounting
rail using two screws.
(3) Arrange all server cables in the cable arm.