Figure 8: Switch Id Leds In The Low Power Mode - Allied Telesis AT-x510-28GTX Installation Manual

Note
You can use the SHOW SYSTEM ENVIRONMENT command in the
command line interface to identify the source of the problem.
The states of the LED when the switch is operating in the low power mode
are shown in Figure 8.
The switch is the master switch of a VCStack.
The switch is operating as a stand-alone unit.
The switch is a member switch of a VCStack.
Figure 8. Switch ID LEDs in the Low Power Mode
x510 Series Installation Guide for Virtual Chassis Stacking
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