Dell PowerEdge M620 Owner's Manual page 87

NOTE:
To ensure proper functionality, use only the Short Wave Small Form Factor
Pluggable (SFP) transceivers provided with this module.
Figure 1-37. Dell 8/4 Gbps Fibre Channel Pass-Through I/O Module
1 Fibre Channel ports (16)
3 status/identification indicator
4
2 port status indicators
4 power indicator
About Your System
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