Juniper EX9214 Hardware Manual page 255

Copyright © 2017, Juniper Networks, Inc.
WARNING: Do not remove any MIC from the EX9200-40F line card,
EX9200-40F-M line card, EX9200-40T line card, or EX9200-4QS line card.
Before you begin removing a MIC from an EX9200-MPC line card:
Ensure that you have taken the necessary precautions to prevent electrostatic discharge
(ESD) damage (see "Prevention of Electrostatic Discharge Damage" on page
Ensure that you know how to handle and store the line card (see
Line Cards in EX9200 Switches" on page
Ensure that you have the following parts and tools available:
(If you will replace the MIC by installing only one EX9200-10XS-MIC or
EX9200-20F-M-MIC) A septum if it is not installed in the line card and screws to secure
the septum
One or two MIC slot cover panels and screws for installing the MIC slot cover panels.
You must install both the MIC slot cover panels if you will not install any MIC, or install
one cover panel in the empty portion of the MIC slot if you will install only one
EX9200-10XS-MIC or EX9200-20F-M-MIC.
Rubber safety caps to cover transceivers
ESD grounding strap
Phillips (+) screwdriver, number 2
To remove a MIC from an EX9200-MPC line card:
Place the antistatic bag or antistatic mat on a flat, stable surface.
1.
Attach the ESD grounding strap to your bare wrist and connect the strap to the ESD
2.
point on the rear panel of the EX9200 switch.
Label the cables connected to the MIC so that you can reconnect them correctly.
3.
If there are transceivers installed in the MIC, remove them (see
4.
Transceiver" on page 237).
Take the MIC offline by pressing the power button on the MIC until the
5.
on the MIC is unlit or by issuing the following CLI command:
user@host> request chassis mic fpc-slot slot-number mic-slot slot-number offline
If you are removing an EX9200-10XS-MIC or EX9200-20F-MIC, grasp the MIC ejector
6.
lever on the faceplate of the line card that is adjacent to the MIC and pull it outward
until the MIC is fully unseated (see
EX9200-40T-MIC, grasp the MIC ejector levers on either side of the faceplate of the
Chapter 21: Replacing a MIC in an EX9200-MPC Line Card
215).
Figure 81 on page 233). If you are removing an
329).
"Handling and Storing
"Removing a
OK/FAIL LED
231