Allied Telesis AT-SBx31CFC960 - Manual (Page 170)

Chapter 8: Installing the Transceivers and Cabling the Ports
170
Figure 109. Removing the Dust Cover from an SFP or SFP+ Transceiver
in the AT-SBx31CFC960 Controller Fabric Card
Note
The dust cover protects the fiber optic port on the transceiver from
dust contamination. It should not be removed until you are ready to
connect the fiber optic cable.
5. Connect the fiber optic cable to the port on the transceiver, as shown
in Figure 110 on page 171. The connector should snap into the port.