3Com SuperStack II 3000 TX, User Manual

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2-4 C
HAPTER
2: I
NSTALLATION AND
S
ETUP
Installing the Switch 3000 TX
Rack Mounting
The Switch is 1.5U high and fits in most standard
19-inch racks.
CAUTION: Disconnect all cables from the Switch
before continuing. Remove all self adhesive pads
from the underside of the unit, if fitted.
1
Place the unit the right way up on a hard flat sur-
face, with the front facing towards you.
2 Locate a mounting bracket over the mounting
holes on one side of the unit, as shown in
Figure 2-2 .
Figure 2-2 Fitting a bracket for rack mounting
3
Insert the three screws and fully tighten with a suit-
able screwdriver.
4
Repeat steps 2 and 3 for the other side of the unit.
5
Insert the unit into the 19-inch rack and secure with
suitable screws (not provided). Ensure that ventila-
tion holes are not obstructed.
6
Connect network cabling.
Stacking the Switch and Other Units
If the units are free standing, up to four units can
be placed on top of one another. If mixing a variety
of SuperStack
®
II Switch and Hub units, the smaller
units must be positioned at the top.
The Switch is supplied with four self-adhesive rubber
pads. Apply the pads to the underside of the unit,
sticking one in the marked area at each corner of
the unit. Place the units on top of each other, ensur-
ing that the pads of the upper unit line up with the
recesses of the lower unit.