Juniper T640 Hardware Guide

Chapter 17 Installing the T640 Router into a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Overview of Installing the T640 Router in a Rack . . . . . . . . . . . . . . . . . . . . . . . . . 167
Chapter 18 Installing the T640 Router With a Mechanical Lift . . . . . . . . . . . . . . . . . . . . 169
Overview of Installing a T640 Router Using a Mechanical Lift . . . . . . . . . . . . . . . 169
Tools Required to Install the T640 Router Using a Mechanical Lift . . . . . . . . . . . 169
Installing the T640 Router Using a Mechanical Lift . . . . . . . . . . . . . . . . . . . . . . . 170
Removing the T640 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170
Attaching the T640 Router Installation Handle . . . . . . . . . . . . . . . . . . . . . . . 171
Mounting the T640 Chassis Using a Mechanical Lift . . . . . . . . . . . . . . . . . . . 173
Removing the T640 Router Installation Handle and Reinstalling the Power
Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Chapter 19 Installing the T640 Router Without a Mechanical Lift . . . . . . . . . . . . . . . . . 179
Overview of Installing the T640 Router Without a Mechanical Lift . . . . . . . . . . . 179
Tools and Parts Required to Install the T640 Router Without a Mechanical
Lift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Removing Components from the T640 Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Removing the T640 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Removing the T640 SIBs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Removing the T640 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Removing the T640 SCGs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Removing the T640 Standard or Quiet Rear Fan Tray . . . . . . . . . . . . . . . . . . 185
Removing the T640 Cable Management System . . . . . . . . . . . . . . . . . . . . . 186
Removing the T640 Standard or Quiet Front Fan Trays . . . . . . . . . . . . . . . . 187
Removing the T640 FPCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 188
Attaching the T640 Router Installation Handle . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Installing the T640 Chassis in the Rack Manually . . . . . . . . . . . . . . . . . . . . . . . . . 192
Reinstalling Components in the T640 Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Reinstalling the T640 Standard or Quiet Rear Fan Tray . . . . . . . . . . . . . . . . 196
Reinstalling the T640 SCGs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Reinstalling the T640 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Reinstalling the T640 SIBs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Reinstalling the T640 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Reinstalling the T640 FPCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Reinstalling T640 Standard or Quiet Front Fan Trays . . . . . . . . . . . . . . . . . . 203
Reinstalling the T640 Cable Management System . . . . . . . . . . . . . . . . . . . 205
Chapter 20 Connecting the T640 to Ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Tools and Parts Required to Ground the T640 Router . . . . . . . . . . . . . . . . . . . . . 207
Connecting the T640 Grounding Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Chapter 21 Connecting the T640 to External Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Overview of Connecting the T640 Router to External Devices . . . . . . . . . . . . . . 209
Tools and Parts Required to Connect the T640 Router to External Devices . . . . 210
Connecting the T640 Router to a Management Console or Auxiliary Device . . . 210
Connecting the T640 Router to a Network for Out-of-Band Management . . . . . 212
Connecting the T640 Router to an External Alarm-Reporting Device . . . . . . . . . 214
Connecting the T640 Router to an External Clocking Device . . . . . . . . . . . . . . . . 215
Connecting PIC Cables to the T640 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
viiCopyright © 2017, Juniper Networks, Inc.
Table of Contents

Juniper T640 Specifications

General

Brand	Juniper
Model	T640
Category	Network Router
Language	English