Removing The T320 Scgs; Figure 46: Removing A T320 Control Board - Juniper Core Router T Series Hardware Manual

T320 Core Router Hardware Guide

Removing the T320 SCGs

134
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 out
6.
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, if present.
7.

Figure 46: Removing a T320 Control Board

The router can have one or two SCGs installed. The SCGs are located in the rear of the
chassis, above the SIBs. Each SCG weighs approximately 1.9 lb (0.9 kg).
To remove the SCGs (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 one of the ESD points on the chassis.
Figure 47 on page 135):
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