Removing The T640 Fpcs; Figure 69: Removing The Standard Upper Front Fan Tray; Figure 70: Removing The Quiet Upper Front Fan Tray - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide

Figure 70: Removing the Quiet Upper Front Fan Tray

Removing the T640 FPCs

118

Figure 69: Removing the Standard Upper Front Fan Tray

The router holds up to eight FPCs, which are installed vertically in the front of the router.
An empty FPC weighs approximately 25 lb (11.3 kg) and a fully configured FPC can weigh
up to 32 lb (14.5 kg).
To remove an FPC (see Figure 71 on page
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.
Before removing the FPCs, record their location in the chassis so that you can reinstall
3.
each FPC in the correct slot.
If you are removing a Type 2 FPC or Type 3 FPC, loosen the screws inside the ejector
4.
handles at the top and bottom of the FPC faceplate.
Simultaneously turn both the ejector handles counterclockwise to unseat the FPC.
5.
120):
Copyright © 2013, Juniper Networks, Inc.