SGS-5220 Series User Manual

Table Of Contents
Users Manual of SGS-5220 Series
25
2.1.2 LED Indications
The front panel LEDs indicate instant status of power and system status, fan status, port links/PoE-in-use and data activity; they
help monitor and troubleshoot when needed. Figure 2-1-2 and Figure 2-1-6 show the LED indications of the Managed Switch.
SGS-5220-24T2X LED Indication
Figure 2-1-2: Front Panel LEDs of SGS-5220-24T2X
Figure 2-1-3: Rear Panel LEDs of SGS-5220-24T2X
SGS-5220-24T2X LED Indication Table
LED definition
System/Alert
LED Color Function
PWR Green
Lights
to indicate that the Switch is powered on.
Blink
s to indicate the System is running under booting procedure.
Master Green
Lights
to indicate that the Switch is the Master of the stack group.
FAN1
Green
Lights
to indicate fan1 has failed.
FAN2
Green
Lights
to indicate fan2 has failed.
Per 10/100/1000BASE-T interface (Port-1 to Port-20)
LED Color Function
1000
LNK/ACT
Green
Lights
to indicate the port is running in 1000Mbps speed and successfully established.
Blinks to indicate that the switch is actively sending or receiving data over that port.
10/100
LNK/ACT
Orange
Lights
to indicate the port is running in 10/100Mbps speed and successfully established.
Blink
s to indicate that the switch is actively sending or receiving data over that port.