Port And System Status Leds; Table 1-1 Port Status Leds; Figure 1-3 Port Leds - Edge-Core ES3526YA Installation Manual

Port and System Status LEDs

The ES3526YA/ES3550YA includes a display panel for key system and port
indications that simplify installation and network troubleshooting. The LEDs, which
are located on the front panel for easy viewing, are shown below and described in
the following tables.
1
LED Condition
Fast Ethernet Ports
ES3526YA: Ports 1-24
ES3550YA: Ports 1-48
(Link/Activity) On/Flashing
Amber
On/Flashing
Green
Off
Flashing Green
Gigabit Ethernet Ports
ES3526YA: Ports 25-26, and Ports 27-28 when stacking is not implemented
ES3550YA: Ports 49-50, and Ports 51-52 when stacking is not implemented
(Link/Activity) On/Flashing
Amber
On/Flashing
Green
Off
Port Status LEDs
4 5
2 3 6

Figure 1-3 Port LEDs

Table 1-1 Port Status LEDs

Status
Port has established a valid 10 Mbps network connection.
Flashing indicates activity.
Port has established a valid 100 Mbps network connection.
Flashing indicates activity.
There is no valid link on the port.
When the "light unit" command is entered in the Command Line
Interface, the LED corresponding to the switch's ID will flash for
about 15 seconds.
Port has established a valid 10/100 Mbps network connection.
Flashing indicates activity.
Port has established a valid 1000 Mbps network connection.
Flashing indicates activity.
There is no valid link on the port.
Description of Hardware
7 8 9 10 11 12
1
1-5