Netgear FS728TS - ProSAFE 24 Port 10/100 Stackable Smart Switch with 4 Gigabit Ports ハードウェアマニュアル

Physical Description

3-24

The following table describes the system LED designations.

24-10/100M Ports - One 
LED/Port (PoE Mode)

POE Indicate LED/POE 
fault

• Off - No PoE-powered device (PD) connected.
• Solid Green - The PoE powered device (PD) is 

connected and the port is supplying power 
successfully.

• Solid Yellow - Indicates one of the following 

failures resulted in stopping power to that port:

•Short circuit on PoE power circuit.
•PoE power demand exceeds power available.
•PoE current exceeds PD’s Classification.
•Out of proper voltage band (44-57 VDC).

4-Gigabits Copper Ports - 
Two LED’s/Port on Jack

Left LED Link/ACT/SPD 
LED:

• Off - No 10/100/1000Mbps link is established on 

the port.

• Solid Green - A valid 1000Mbps link is established 

on the port.

• Solid Yellow - A valid 10/100Mbps link is 

established on the port.

• Flashing Green - Packet transmission or reception 

is occurring on the port at 1000Mbps.

• Flashing Yellow - Packet transmission or 

reception is occurring on the port at 10/100Mbps.

2-SFP Ports - One LED/
Port

SFP Link/ACT LED

• Off - No link is established on the port.
• Solid Green - A valid link is established on the 

port.

• Flashing Green - Packet transmission or reception 

is occurring on the port.

Mode selecting LED (affects ports 
1-24)

• Solid Green - LED Mode in Ethernet LED Mode (default).
• Solid Yellow - LED Mode in PoE LED Mode.

Stack ID LED - One Seven 
segment LED Display

•  Off - the device is in standalone mode.
• Green - Displays Stack ID (1-6). 

Stack Master LED

• Off - Switch acts as a slave member in a stack of switches.
• Solid Green - Switch acts as a master unit in a stack of switches. The 

Stack Master LED is lit if there is an active stack link, and the unit is in 
stack mode.