Installation guide

2-9
Catalyst 3750 Switch Hardware Installation Guide
78-15136-02
Chapter 2 Product Overview
Front Panel Description
System LED
The System LED shows whether the system is receiving power and is functioning
properly. Table 2-1 lists the LED colors and their meanings.
For information on the System LED colors during power-on self-test (POST), see
the “Connecting to the 10/100 and 10/100/1000 Ports” section on page 3-44.
RPS LED
The RPS LED shows the RPS status. Table 2-2 lists the LED colors and their
meanings.
Table 2-1 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 2-2 RPS LED
Color RPS Status
Off RPS is off or not properly connected.
Green RPS is connected and ready to provide back-up power, if required.
Flashing 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. Press the Standby/Active button
on the RPS, and the LED should turn green. If it does not, the RPS fan could have
failed. Contact Cisco Systems.
Flashing amber The internal power supply in a switch has failed, and the RPS is providing power
to the switch (redundancy has been allocated to this device).