User’s Manual of SGSW-24040 / 24240 Series
■ 10/100/1000Base-T interfaces
LED Color Function
10/100/1000
LNK/ACT
Green
Lights:
To indicate the link through that port is successfully established with speed
10Mbps or 100Mbps or 1000Mbps
Blink: To indicate that the switch is actively sending or receiving data over that port.
Off: If L10/100 NK/ACT LED light-> indicate that the port is operating at 10Mbps or
100Mbps
If LNK/ACT LED Off -> indicate that the port is link down
PoE In-Use Orange
Lights:
To indicate the port is providing 48VDC in-line power
Off: To indicate the connected device is not a PoE Powered Device (PD)
■ 1000Base-SX/LX SFP interfaces (Shared Port-21~Port-24)
LED Color Function
1000
LNK
Green
Lights:
To indicate the link through that SFP port is successfully established with
speed 1000Mbps
Off: To indicate that the SFP port is link down
SGSW-24240 / SGSW-24240R LED indication
Figure 2-6 SGSW-24240 / SGSW-24240R LED panel
■ System
LED Color Function
PWR Green
Lights to indicate that the Switch is powered on.
Blink to indicate the System is running under booting procedure.
Master Green
Lights to indicate that the Switch is the Master of the stack group
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