CAUTION: Avoid bending fiber-optic cable beyond its minimum bend
radius.An arc smallerthan a few inches in diameter can damage the cable
and cause problems that are difficult to diagnose.
5. Insert the other end of the cable into the destination port.
6. Repeat the previous steps for any additional cables.
7. If the component is offline (its failure indicator LED is lit), use one of the following
methods to bring the it online:
•
To bring a DPC or an MPC online:
•
Press and hold the corresponding online button on the craft interface until the
green OK LED next to the button lights steadily, in about 5 seconds.
•
Issue the following CLI command:
user@host>request chassis fpc slot slot-number online
For more information about the command, see the CLI Explorer.
•
To bring a PIC online:
•
Press the PIC offline/online button until the PIC LED lights green. For a PIC installed
in an FPC2 or FPC3, use a narrow-ended tool that fits inside the opening that
leads to the button.
•
Issue the following CLI command:
user@host>request chassis pic fpc-slot fpc-slot pic-slot pic-slot online
For more information about the command, see the CLI Explorer.
•
To bring a MIC online:
•
Press the MIC offline/online button until the MIC LED lights green.
•
Issue the following CLI command:
user@host>request chassis mic fpc-slot mpc-slot pic-slot mic-slot online
For more information about the command, see the CLI Explorer.
The normal functioning indicator LED confirms that the component is online. You can
also verify correct DPC or MPC functioning by issuing the show chassis fpc command
or correct MIC or the PIC functioning by issuing the show chassis fpc pic-status
command.
See Also Preventing Electrostatic Discharge Damage to an MX480 Router on page 484•
331Copyright © 2017, Juniper Networks, Inc.
Chapter 25: Replacing Line Card Components
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