NEC Express5800/A1080a User Manual page 156

Hardware
23.Attach the cable arm to the slide rail assembly through square holes by using three screws.
Attach the cable arm to the server-attached plate that was attached to the server by using the
two screws removed in step 21.
Rack nuts
square or circle
holes
The place for brackets(rack nuts).
This example is for square holes.
Screws
for
Screws
removed from
step 21
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