Rack-Mounting; Switch 5500 (Non Poe) - 3Com 3CR17251-91 - Switch 5500G-EI Stackable Gigabit Ethernet Getting Started Manual

30 C 2: I
HAPTER NSTALLING THE

Rack-mounting

Switch 5500 (non
S
WITCH
Water or moisture cannot enter the case of the Switch.
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Air flow is not restricted around the Switch or through the vents in the
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side of the Switch. 3Com recommends that you provide a minimum of
25 mm (1 in.) clearance.
Air temperature around the Switch does not exceed 40 °C (104
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If the Switch is installed in a 19-inch rack or closed assembly its local air
temperature may be greater than room ambient temperature.
The air is as free from dust as possible.
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The Switch is situated away from sources of conductive (electrical)
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dust, for example laser printers.
The unit is installed in a clean, air conditioned environment.
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The AC supply used by the Switch is separate to that used by units
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that generate high levels of AC noise, for example air conditioning
units.
No more than four Switch units are placed on top of one another, if
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the units are free-standing.
The Switch 5500 is 1U high and will fit 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 Switch if they
have been fitted.
CAUTION: If you use a shelf or support ensure that it will not obstruct
the air flow through the side panels of the Switch.
To rack-mount your Switch 5500 (non PoE):
PoE)
1 Place the Switch the right way up on a hard flat surface, with the front
facing towards you.
2 Locate a securing bracket over the mounting holes on one side of the
front of the Switch, as shown in Figure 12.
F).
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