Friday, October 18, 2013

Switch LED indicators

Switch LED indicators 
6.1.2 The front panel of a switch has several lights to help monitor system activity and performance. These lights are called light-emitting diodes (LEDs). This page will discuss the LEDs on the front of a switch:
  • System LED
  • Remote Power Supply (RPS) LED
  • Port Mode LEDs
  • Port Status LEDs
The System LED shows whether the system is receiving power and functioning correctly.
The RPS LED indicates whether or not the remote power supply is in use.
The Mode LEDs indicate the state of the Mode button. The modes are used to determine how the Port Status LEDs are interpreted. To select or change the port mode, press the Mode button repeatedly until the Mode LEDs indicate the desired mode.
Figure describes the Port Status LED colors as these are dependent on the value of the Mode LEDs.
The next page will explain how LEDs are used to verify the functionality of a switch.

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