Juniper Networks MX480 - Manual (Page 13)

MX480 Chassis Grounding Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
MX480 Chassis Grounding Points Specifications . . . . . . . . . . . . . . . . . . . . . 294
MX480 Router Grounding Cable Lug Specifications . . . . . . . . . . . . . . . . . . 296
MX480 Router Grounding Cable Specifications . . . . . . . . . . . . . . . . . . . . . . 296
MX480 AC Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . 297
AC Electrical Specifications for the MX480 Router . . . . . . . . . . . . . . . . . . . . 297
AC Power Circuit Breaker Requirements for the MX480 Router . . . . . . . . . . 298
AC Power Cord Specifications for the MX480 Router . . . . . . . . . . . . . . . . . 298
MX480 DC Power Specifications and Requirements . . . . . . . . . . . . . . . . . . . . . . 301
DC Power Supply Electrical Specifications for the MX480 Router . . . . . . . . 301
DC Power Circuit Breaker Requirements for the MX480 Router . . . . . . . . . . 302
DC Power Source Cabling and Cable Specifications for the MX480
Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
DC Power Source Cabling for the MX480 Router . . . . . . . . . . . . . . . . . 303
DC Power Cable Specifications for the MX480 Router . . . . . . . . . . . . . 304
Site Electrical Wiring Guidelines for MX Series Routers . . . . . . . . . . . . . . . . . . . . 305
Distance Limitations for Signaling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
Radio Frequency Interference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
Electromagnetic Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
Appendix E Cable and Wire Guidelines and Specifications for the MX480 Router . . . 307
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion . . . 307
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . 307
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . 307
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . . . . 308
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . 308
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 309
Routing Engine Interface Cable and Wire Specifications for MX Series
Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310
Appendix F MX480 Cable Connector Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
RJ-45 Connector Pinouts for an MX Series Routing Engine ETHERNET Port . . . . 313
RJ-45 Connector Pinouts for MX Series Routing Engine AUX and CONSOLE
Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314
Appendix G Contacting Customer Support and Returning MX480 Hardware . . . . . . . 315
Locating MX480 Component Serial Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Displaying MX480 Router Components and Serial Numbers . . . . . . . . . . . . 315
MX480 Chassis Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
MX480 SCB Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
MX480 DPC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
MX480 FPC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
MX480 PIC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321
MX480 MPC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
MX480 MIC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323
MX480 Power Supply Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . 325
xiii Copyright © 2013, Juniper Networks, Inc.
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