Chapter 5 Connecting the Cisco Nexus 7000 Device to the Network

Connecting an I/O Module

Se n d d o c u m e n t c o m m e n t s t o n ex u s 7 k - d o c f e e d b a ck @ c i s c o . c o m

Step 3 Press the release latch on the cable, grasp the connector near the connection point, and gently pull the connector from the transceiver.

Note If the cable does not remove easily, ensure that any latch present on the cable has been released before continuing.

Step 4 Insert a dust plug into the cable end of the transceiver.

Step 5 Insert a dust plug into the end of the cable.

Maintaining Transceivers and Fiber-Optic Cables

Transceivers and fiber-optic cables must be kept clean and dust free to maintain high signal accuracy and prevent damage to the connectors. Attenuation (loss of light) is increased by contamination and should be below 0.35 dB.

Consider the following maintenance guidelines:

Transceivers are static sensitive. To prevent ESD damage, wear an ESD-preventative wrist strap that is connected to the grounded chassis.

Do not remove and insert a transceiver more often than is necessary. Repeated removals and insertions can shorten its useful life.

Keep all optical connections covered when not in use. Clean them before using to prevent dust from scratching the fiber-optic cable ends.

Do not touch the ends of connectors. Touching the ends can leave fingerprints and cause other contamination.

Clean the connectors regularly; the required frequency of cleaning depends upon the environment. In addition, clean connectors if they are exposed to dust or accidentally touched. Both wet and dry cleaning techniques can be effective; refer to your site’s fiber-optic connection cleaning procedures.

Inspect routinely for dust and damage. If you suspect damage, clean and then inspect fiber ends under a microscope to determine if damage has occurred.

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Cisco Systems N7KC7018RF, 7000, UCSCPCIECSC02, N7KC7004, N7KF248XP25E manual Maintaining Transceivers and Fiber-Optic Cables

N6KC600164P, UCSCPCIECSC02, N7KF248XP25E, N7KF248XT25E, N7KF248XT25EP1 specifications

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