Chapter 16 Power and Electrical Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
General Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . 191
Prevention of Electrostatic Discharge Damage . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
AC Power Electrical Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
AC Power Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
DC Power Electrical Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
DC Power Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
DC Power Grounding Requirements and Warning . . . . . . . . . . . . . . . . . . . . . . . . 200
DC Power Wiring Sequence Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
DC Power Wiring Terminations Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Multiple Power Supplies Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . 204
TN Power Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 204
Action to Take After an Electrical Accident . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Part 4 Installation
Chapter 17 Before You Begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
QFX3000-G QFabric System Installation Overview . . . . . . . . . . . . . . . . . . . . . . 209
Chapter 18 Installing a QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Installing and Connecting a QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . . 213
Unpacking a QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Mounting a QFX3100 Director Device on Two Posts in a Rack or Cabinet . . . . . . 215
Mounting a QFX3100 Director Device on Four Posts in a Rack or Cabinet . . . . . . 217
Connecting AC Power to a QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . . . 218
Powering On a QFX3100 Director Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Chapter 19 Installing a QFX3008-I Interconnect Device . . . . . . . . . . . . . . . . . . . . . . . . . 223
Installing and Connecting a QFX3008-I Interconnect Device . . . . . . . . . . . . . . . 223
Unpacking a QFX3008-I Interconnect Device . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Parts Inventory (Packing List) for a QFX3008-I Interconnect Device . . . . . . . . . 225
Installing QFX3008-I Interconnect Device Mounting Hardware on Four-Post
Racks or Cabinets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Installing Cage Nuts for QFX3008-I Interconnect Device Four-Post Rack or
Cabinet Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Installing the Small Mounting Shelf for QFX3008-I Interconnect Device
Four-Post Rack or Cabinet Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Installing the Large Mounting Shelf and Spacer Bars for QFX3008-I
Interconnect Device Four-Post Rack or Cabinet Mounting . . . . . . . . . . 230
Removing the Adjustable Center-Mounting Brackets for QFX3008-I
Interconnect Device Four-Post Rack or Cabinet Mounting . . . . . . . . . . . 231
Installing QFX3008-I Interconnect Device Mounting Hardware on Two-Post
Racks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Installing Cage Nuts for QFX3008-I Interconnect Device Two-Post Rack
Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Installing the Small Mounting Shelf for QFX3008-I Interconnect Device
Two-Post Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Installing the Large Mounting Shelf for QFX3008-I Interconnect Device
Two-Post Rack Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 234
Copyright © 2012, Juniper Networks, Inc.viii
QFX3000 Hardware Documentation
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