18 CHAPTER 1: INTRODUCING THE SUPERSTACK 4 SWITCH 5500 FAMILY
Switch 5500 — Rear
View Detail
Figure 3 Switch 5500 SI and EI — rear view
Power Socket The Switch automatically adjusts its power setting to any supply voltage
in the range 100-240 VAC.
Open Book Warning
Labels
Before installing or removing any components from the Switch 5500 or
carrying out any maintenance procedures, you must read the safety
information provided in Appendix A
of this guide.
Redundant Power
System Socket
To protect against internal power supply failure, you can use this socket
to connect the Switch to an unearthed 48V DC Redundant Power
System.
Yellow Half duplex packets are being transmitted/received on the
port.
Yellow flashing Port failed POST.
Off No link is present.
LED Color Indicates
Power Socket
Redundant Power System Socket
100-240V; 50/60Hz; 1.0A
Open Book Warning Labels
NULL
Earthing Screw
~
-48 -60V;2.0A
DUA1715-0AAA02.book Page 18 Wednesday, March 23, 2005 11:17 AM
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