Sfp Transceiver Ports; Sfp Transceivers; Leds; Figure 4: Sfp Transceiver Ports Leds - Allied Telesis GS980EM Series Installation Manual

SFP Transceiver Ports

SFP Transceivers

LEDs

29
The GS980EM Series switches have two SFP ports.
The transceiver ports support 100Mbps and 1000Mbps optics on the front
panel.

100Mbps or 1000Mbps single-mode or multi-mode fiber optic
transceivers
 100Mbps or 1000Mbps bi-directional (BiDi) fiber optic transceivers
SFP transceivers are purchased separately. For a list of supported
transceivers, refer to the product data sheet on the Allied Telesis web site.
Each transceiver port has one LED. Refer to Figure 4.
LED for Left
SPF Port
Figure 4. SFP Transceiver Ports LEDs
The LED states are described in Table 7 on page 29.
Table 7. LEDS for the SFP Transceiver Ports
LED State
Solid green The port has established a
1000Mbps link to a network
device.
Flashing The port is transmitting or
green receiving packets at 1000Mbps.
Off Possible causes of this state are
listed here:
- The SFP transceiver port is
empty.
- The SFP transceiver has not
established a link with another
network device.
Status Description
GS980EM Series Installation Guide
LED for Right
SPF Port
Quantity/
Placement
2 ports for
GS980EM/10H
Front (SFP)