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1. Remove the safety cap and pull the locking lever into the down (unlocked)
position.
2. Insert the transceiver into the port until it clicks into place. Use minimal pressure
when you insert the transceiver into the slot. Do not use excessive force when you
insert the transceiver or you might damage the transceiver or the SFP28 slot.
3. Pull up the locking lever to lock the transceiver into place.
4.
Connect the fiber‐optic cable following the guidelines in "Attaching a Fiber Optic
Cable" on page
QSFP28 Ports
Installing a QSFP28 Module
© Copyright Lenovo 2018
DANGER
Some laser products contain an embedded Class 3A or Class 3B laser diode.
Note the following.
Laser radiation when open. Do not stare into the beam, do not view directly
with optical instruments, and avoid direct exposure to the beam.
Class 1 Laser Product
Laser Klasse 1
Laser Klass 1
Luokan 1 Laserlaite
Appareil À Laser de Classe 1
To install an SFP28 optical transceiver in an SFP28 port, complete the following
steps.
Note: To avoid damage to the cable or the SFP28 transceiver, do not connect the
cable before you install the transceiver.
The transceiver has a mechanical guide key to prevent you from inserting the
transceiver in an incorrect orientation.
25.
To remove an SFP28 optical transceiver, disconnect the fiber‐optic cable, and pull
down the locking lever to release the transceiver. After you remove the transceiver,
replace the safety cap.
The QSFP28 ports accept supported QSFP28 modules. The QSFP28 module
provides an MTP cable connector for connecting to external devices.
To install a QSFP28 module in a QSFP28 port on the switch, complete the following
steps.
Chapter 2: Installing and Removing the NE2552E
27
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