User's Manual

Table Of Contents
Users Manual of MGS-5220-8P2X PoE+ Managed switch
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. Figures 2-1-2 show the LED indications of the Managed Switches.
MGS-5220-8P2X LED Indication
Figure 2-1-2: GS-5220-8P4X LED on Front Panel
System / Alert (MGS-5220-8P2X)
LED Color Function
Fan Alert Green Lights to indicate that the fan is not working.
SYS Green
Lights to indicate the system is working.
Off to indicate the system is booting.
PWR Green Lights to indicate the Switch has power.
100/1000/2500BASE-T PoE+ Port
LED Color Function
LNK/ACT Green
Lights To indicate the link through that port is successfully established.
Blinks To indicate that the switch is actively sending or receiving data over that port.
PoE In-Use Orange
Lights To indicate the port is providing 54VDC in-line power.
Off To indicate the connected device is not a PoE powered device (PD).
1/10 BASE-X SFP Interfaces (Port-9 to Port-10)
LED Color Function
LNK/ACT Green
Lights To indicate the link through that port is successfully established.
Blinks To indicate that the switch is actively sending or receiving data over that port.
2500Mbps Orange
Lights To indicate that the port is operating at 2500Mbps.
Off If LNK/ACT LED is off, it indicates that the port is link-down.