Checking the LEDs
3-4 Troubleshooting
MGR LED
TheMGRLEDindicateswhethertheswitchisoperatingasamemberorasthemanagerofthe
stack,asdescribedinTable 3‐1.
RPS LED
TheRPSLEDindicatesthestateoftheinternalpowersupplyandwhetheraredundantpower
supplyisprovidingpower,as describedinTable 3‐2.
Table 3-1 MGR LED Definitions
Color State Recommended Action
Off Switch is operating as a member in the 
stack.
None.
Green Solid. Switch is operating as the manager 
of the stack.
None.
Table 3-2 RPS LED Definitions
Color State Recommended Action
Off Connected RPS not in use. None.
Internal power supply failed. If an RPS is connected to the switch, it 
should be providing power. Perform the 
following:
1. Ensure the RPS is powered on.
2. Ensure that the AC power cord to the RPS 
is plugged in correctly and that there is 
power at the AC power source.
3. Replace the power cord with a known 
good one.
4. Ensure the DC power cord from the RPS 
to the switch is plugged in correctly.
5. If the problem persists, contact 
Enterasys Networks for technical support.
Amber Solid. The switch internal power supply 
failed, and the RPS is providing the proper 
power to the switch.
None.