Replacing An Mx240 Dpc; Removing An Mx240 Dpc - Juniper MX240 Hardware Manual

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Replacing an MX240 DPC

Copyright © 2019, Juniper Networks, Inc.
If you must insert the DPC into a bag by yourself, first lay the DPC horizontally on a flat,
stable surface, sheet metal side down. Orient the DPC with the faceplate facing you.
Carefully insert the DPC connector edge into the opening of the bag, and pull the bag
toward you to cover the DPC.
Never stack a DPC under or on top of any other component.
MX240 DPC Terminology
Holding an MX240 DPC on page 256
Troubleshooting the MX240 DPCs on page 350
Removing an MX240 DPC on page 259
1.
Installing an MX240 DPC on page 261
2.

Removing an MX240 DPC

A DPC weighs up to 13.1 lb (5.9 kg). Be prepared to accept its full weight.
To remove a DPC (see Figure 105 on page
Have ready a replacement DPC or DPC blank panel and an antistatic mat for the DPC.
1.
Also have ready rubber safety caps for each DPC you are removing that uses an optical
interface.
Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
2.
ESD points on the chassis.
Label the cables connected to each port on the DPC so that you can later reconnect
3.
the cables to the correct ports.
Use one of the following methods to take the DPC offline:
4.
Press and hold the corresponding DPC online button on the craft interface. The
green LED next to the button begins to blink. Hold the button down until the LED
OK
goes off.
Issue the following CLI command:
user@host>request chassis fpc slot slot-number offline
For more information about the command, see the
Disconnect the cables from the DPC.
5.
WARNING: Do not look directly into a fiber-optic transceiver or into the
ends of fiber-optic cables. Fiber-optic transceivers and fiber-optic cables
connected to a transceiver emit laser light that can damage your eyes.
Chapter 4: Maintaining, Installing and Replacing Components
261):
CLI Explorer .
259