3Com TR - Manual (Page 30)

2-2 C HAPTER 2: G ETTING S TARTED
■
If the power supply plug is unsuitable and you
must replace it, refer to the following specifica-
tions:
■
Brown wire to the Live (Line) plug terminal. The
terminal may be marked with the letter L or col-
ored red.
■
Blue wire to the Neutral plug terminal. The ter-
minal may be marked with the letter N or col-
ored black.
■
Yellow/green wire to the Ground (earth) plug
terminal which may be marked with the letter
(E) or the earth symbol or colored yellow/green.
■ The Switch 2000 TR operates under SELV condi-
tions (Safety Extra Low Voltage) according to IEC
950. This standard is complied with only when the
unit is connected to equipment following the same
standard.
■ Use only fuses of the same type and manufacture
with the Switch 2000 TR.
CAUTION: Never remove the cover. The Switch 2000
TR contains no user-serviceable parts.
CAUTION: Never remove an Optional Slide-in
module filler plate without disconnecting the power
source first.
Positioning the Switch 2000 TR
The Switch 2000 TR is suited for data center and
workgroup applications. It can be mounted in a stan-
dard 19-inch rack, on a wall, or free-standing on a
table or similar surface. A mounting kit with two
brackets is provided for wall or rack mounting.
Considerations for Placement
Be aware of the following considerations when
installing the Switch 2000 TR:
■ Can cable lengths and media be supported prop-
erly?
■ Is cabling located away from sources of electrical
noise such as radios, transmitters and other radio
frequency equipment?
■ Are all objects removed from the top of the unit or
stack?
■ Is air flow adequate through the side vents?
■ Is unit installed in moisture and water-proof envi-
ronment?