SMART Embedded Computing RTM-ATCA-736x-10G Series Installation And Use Manual page 42

Hardware Preparation and Installation
3. Grasp the SFP/SFP+ module and carefully slide it out of the slot.
4. Cover the optical port with the optical port plug.
SFP/SFP+ Module Damage
The optical port plug protects the sensitive optical fibers against dirt and damage.
Dirt and damage can render the SFP/SFP+ module inoperable.
Only remove the optical plug when you are ready to connect a cable to the SFP/SFP+
module. When no cable is connected, cover the port with an optical port plug.
42
Hardware Preparation and Installation
NOTICE
RTM-ATCA-736x-10G Installation and Use (6806800P29G)