Removing The T4000 Control Boards; Figure 45: Removing A Sib - Juniper T4000 Hardware Manual

Removing the T4000 Control Boards

Copyright © 2013, Juniper Networks, Inc.

Figure 45: Removing a SIB

The router has one or two control boards, located in the upper rear of the chassis in the
slots marked and
CB0 CB1
To remove the control boards (see
Place an electrostatic bag or antistatic mat on a flat, stable surface.
1.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to an approved site ESD grounding point. See the instructions for your site.
Loosen the captive screws on the ejector handles on both sides of the control board
3.
faceplate.
Flip the ejector handles outward to unseat the control board.
4.
Grasp the ejector handles, and slide the control board about halfway out of the chassis.
5.
Place one hand underneath the control board to support it, and slide it completely
6.
out of the chassis. Place it on the antistatic mat.
CAUTION: Do not stack hardware components on one another after you
remove them. Place each component on an antistatic mat resting on a
stable, flat surface.
Repeat the procedure for the second control board.
7.
Chapter 10: Installing the T4000 Router Without a Mechanical Lift
. Each LCC-CB weighs approximately 5 lb (2.3 kg).
Figure 46 on page 92):
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