Black Box Black Box SFP Managed Switch Eco Manual De Usuario

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Page 14
Chapter 4: Installing the Switch
Figure 4-2. SFP transceiver.
4.3 Equipment Checklist
After unpacking this switch, please check the contents to be sure you have received all the components (listed below and in 
Section 2.2). Then, before beginning the installation, be sure you have all other necessary installation equipment.
• Gigabit SFP Managed Switch Eco
• (4) adhesive rubber feet
• Mounting accessory for 19" rack shelf
• (1) RS-232 DB9-to-DB9 cable
• (1) AC power cord
To download the user manual, 
visit www.blackbox.com and enter LGB5128A in the search bar, then download the user’s manual, 
or download the user’s manual from ftp://ftp.blackbox.com/anonymous/manuals/L/LGB5128A_USER_rev1.pdf.
WARNING: The SFP/SFP+ modules are Class 1 laser devices. Avoid direct eye exposure to the beam coming from the transmit 
port.
4.4 Mounting
The switch can be mounted in a standard 19-inch equipment rack or on a desktop or shelf. Mounting instructions for each type 
of site follows.
4.4.1 Rackmounting 
Before rackmounting the switch, please pay attention to the following factors:
•  Temperature: Since the temperature within a rack assembly may be higher than the ambient room temperature, check that the 
rack environment temperature is within the specified operating temperature range 32 to 140° F (0 to 60 °C).
• Mechanical Loading: Do not place any equipment on top of a rackmounted unit.
• Circuit Overloading: Be sure that the supply circuit to the rack assembly is not overloaded.
• Grounding: Rackmounted equipment should be properly grounded.