Cisco QSFP-H40G-CU5M Installation Note page 15

Figure 6
LC connector
Network interface
Verify that the optical network cable is fully seated by pulling gently on the cable's MPO or duplex LC
Step 5
connector boot. If the network cable disconnects, reinstall it and make sure that the cable connector is
fully seated and that the connector latch engages.
OL-24862-01
Cabling a 40-Gigabit QSFP+ Transceiver Module Equipped with a Duplex LC
Connector
QSFP+ transceiver
cable
1
2
L IN K
A C T
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L IN K
A C T
IV E
Cisco 40-Gigabit QSFP+ Transceiver Modules Installation Note
Attaching the Optical Network Cable
15