Cisco 2975 - Manual (Page 12)

1-4
Catalyst 2975 Switch Hardware Installation Guide
OL-17784-01
Chapter 1 Product Overview
Front Panel
System LED
For information on the System LED colors during power-on self-test (POST), see the “Switch POST
Results” section on page 3-1 .
RPS LED
For more information about the Cisco RPS 2300 or the Cisco RPS 675, see the “Related Publications”
section.
Master LED
Port LEDs and Modes
Each port and module slot has a port LED. As a group or individually, the LEDs show information about
the switch and about the individual ports.
Table 1-5 lists the mode LEDs and their associated port modes
and meanings.
Table 1-2 System LED
Color System Status
Off System is not powered on.
Green System is operating normally.
Amber System is receiving power but is not functioning properly.
Table 1-3 RPS LED
Color RPS Status
Off RPS is off or not properly connected.
Green RPS is connected and ready to provide back-up power.
Blinking green RPS is connected but is unavailable because it is providing power to another device
(redundancy has been allocated to a neighboring device).
Amber The RPS is in standby mode or in a fault condition. See the RPS documentation for
more information about the standby mode and fault conditions.
Blinking amber The power supply in a switch has failed, and the RPS is providing power to the
switch (redundancy has been allocated to this device).
Table 1-4 Master LED
Port Mode Description
Off Switch is not the stack master.
Green Switch is the stack master or a standalone switch.
Amber An error occurred when the stack was electing the stack master switch, or another type
of stack error occurred.