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Stack Installation Guide for AT-2552XS L2 Data Center Switch
25
Power/Fault LED The Power/Fault LED are shown in Figure 5.
Figure 5. Power/Fault LEDs
The Power/Fault LED is described in Table 4.
Table 4. Power/Fault LED Description
Location LED State Description
Rear
Panel
POWER
/FAULT
Solid green Power is being supplied and the chassis is
operating normally.
Flashing
green
System is booting up.
Solid yellow
There is a problem with:
- Failure of one or more power supply fans
Flashing
yellow
Only one PSU is powered up.
Off No power.