DGS-3100 Series Gigabit Stackable Managed Switch Hardware Installation Guide 
LED Indicators  
The LED indicators of the switch include Power, Console, RPS, Speed, and Link/Activity. The following figure shows the 
LED indicators for the switch along with an explanation of each indicator. 
 
Figure 1-7. LED Indicators 
•  PWR – Located on the front panel, the indicator is a solid green light when the system is powered up, and remains 
dark when the system is off. 
•  Console – This indicator flashes green when the system is booting up. It remains solid green when the system is 
operating properly. The LED is solid amber when the POST fails.  
•  RPS – This indicator is solid amber when the external Redundant Power Supply is on, and remains dark when it is 
not in use or the main power supply is working.  
•  Fan Err –This indicator flashes red when any fans fail. The indicator remains dark (off) when all fans work 
normally. 
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