Allied Telesis AT-x510-28GPX User Manual

Page of 90
x510 Series Installation Guide for Stand-alone Switches
37
The LEDs are described in Table 8.
LEDs for the
SFP+ Slots
The LEDs for the SFP+ slots are located between the slots, as shown in 
Figure 9. Each SFP+ slot has one LED. The left-hand LED is for the top 
slot and the right-hand LED is for the bottom slot.
Figure 9. SFP+ Slot LEDs
The LEDs are described in Table 9 on page 38.
Table 8. SFP Slot LEDs on the AT-x510-28GSX Switch
LED
State
Description
Link/Activity
Off
The slot is empty, the SFP transceiver 
has not established a link to a network 
device, or the LEDs are turned off. To turn 
on the LEDs, use the eco-friendly button.
Solid green
The SFP transceiver has established a 
link at 10 Mbps, 1000 Mbps or 10 Gbps to 
a network device.
Flashing 
green
The SFP transceiver is receiving or 
transmitting packets to a network device.
SFP Slot LEDs