3Com 5500-EI Getting Started Guide - Page 35
Connecting a Redundant Power Supply
UPC - 662705498997
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Connecting a Redundant Power Supply 35 Figure 16 Fitting a rear rail bracket for rack-mounting 4 Insert the switch into the 19-inch rack and secure it with suitable screws (not provided). Ensure that the ventilation holes are not obstructed. 5 Connect the network cables. 6 Place a unit information label on the unit in an easily accessible position. The unit information label shows the switch's: ■ 3Com product name ■ 3Com 3C number ■ Unique MAC address (Ethernet address) ■ Serial number You may need this information if you contact 3Com for Technical Support. Connecting a Redundant Power Supply The Switch 5500 Family has a -48V DC Redundant Power Supply socket. WARNING: Only properly trained and qualified personnel should install the Redundant Power Supply (RPS). WARNING: Make sure to read these instructions in conjunction with the RPS flyer and the safety and installation instructions supplied with your RPS.