Allied Telesis AT-SBx81CFC960 - Manual (Page 50)

Chapter 2: Ethernet Line Cards
50 Section I: Hardware Overview
Table 10. SFP+ Slot LEDs on the AT-SBx81XS6 Line Card
LED State Description
L/A
Solid Green The transceiver has established a link with a
network device.
Flashing
Green The transceiver is transmitting or receiving data at
10 Gbps.
Off This LED state can result from the following
conditions:
 The transceiver slot is empty.
 The transceiver has not established a link
with a network device.
 The LEDs on the Ethernet line cards are
turned off. To turn on the LEDs, use the
eco-friendly button.