Nortel 2526T 参考指南
15
Before You Begin
Before you begin
Ensure the area where you install and use the ERS 2500 Series switch
meets the following environmental requirements:
meets the following environmental requirements:
•
Ambient temperature between 32
and 104
F (0
and 40
C)
•
Relative humidity between 5% and 85% noncondensing
•
No nearby heat sources such as hot air vents or direct sunlight
•
No nearby sources of severe electromagnetic noise
•
No excessive dust
•
Adequate power source within six feet; one 15-Amp circuit required for
each power supply
each power supply
•
At least 2 inches (5.08 cm) on each side of the switch unit for ventilation
•
Adequate space at the front and rear of the switch for access to cables
If you are installing a single Ethernet Routing Switch 2500 on a table or shelf,
ensure the surface can support at least 15 to 20 pounds (7 to 9 kilograms).
ensure the surface can support at least 15 to 20 pounds (7 to 9 kilograms).
Installing the switch on a table or shelf
You can install a single Ethernet Routing Switch 2500 on any flat surface
that can safely support the weight of the switch and attached cables (15
to 20 pounds or 7 to 9 kilograms).
that can safely support the weight of the switch and attached cables (15
to 20 pounds or 7 to 9 kilograms).
The following figures provide instructions for installing the switch on a table
or shelf.
or shelf.
Nortel Ethernet Routing Switch 2500 Series
Regulatory Information for the Nortel Ethernet Routing Switch 2500 Series
NN47215-100 (323169-B)
02.01
Standard
4.1
19 November 2007
Copyright © 2007, Nortel Networks
.