HP ProCurve 10 Installation Manual page 21

2.
Partially install a screw
into the top hole of a
close (0.5-inch) pair on
both sides of the rack
.
3.
lower the hub with the
mounting brackets onto
the partially installed
screws
Partially install a screw (5/8-inch number 12-24) into the top hole of a pair
of holes that are 0.5 inches apart in each rack/cabinet upright as shown
in the illustration below. Ensure that the screws are at the same level in
each upright.
Place the hub in the rack and lower it so the notches in the bottom of the
bracket slide onto the screws, then tighten these screws.
Installing the HP 10/100 Hubs
Installation Procedures
2-7