Cisco 2975 - Manual (Page 11)

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Catalyst 2975 Switch Hardware Installation Guide
OL-17784-01
Chapter 1 Product Overview
Front Panel
For more information about SFP modules, see your SFP module documentation and the “Installing SFP
Modules” section on page 2-17 . For cable specifications, see Appendix B, “Connector and Cable
Specifications.” For an updated list of supported SFP modules, see the switch release notes on
Cisco.com.
LEDs
You can use the switch LEDs to monitor switch activity and its performance. Figure 1-2 shows the switch
LEDs and the Mode button that you use to select one of the port modes.
Figure 1-2 Switch LEDs and Mode Button
1 Mode button 6 Status LED
2 PoE LED 7 Master LED
3 Stack LED 8 RPS 1 LED
1. RPS = redundant power system.
4 Speed LED 9 System LED
5 Duplex LED
272678
9 3 4 5 2 1 8 7 6