Juniper T640 Hardware Manual page 16

T640 Core Router Hardware Guide
Appendix E
Appendix F
Appendix G
Part 5
xvi
T640 Router Cable and Wire Guidelines and Specifications . . . . . . . . . . . 443
T640 Network Cable Specifications and Guidelines . . . . . . . . . . . . . . . . . . . . . . 443
Network Cable and Transceiver Overview for T Series Routers . . . . . . . . . . 443
Ethernet Cables and Transceivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 444
SONET/SDH Cables and Transceivers . . . . . . . . . . . . . . . . . . . . . . . . . . 444
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and
Dispersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 445
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . 445
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . 445
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . 446
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . 446
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . 446
T640 Routing Engine Interface Cable and Wire Specifications . . . . . . . . . . . . . . 448
T640 Router Cable Connector Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 449
T640 RJ-45 Connector Pinouts for the Routing Engine ETHERNET Port . . . . . . 449
T640 DB-9 Connector Pinouts for the Routing Engine AUXILIARY and CONSOLE
Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450
T640 RJ-48 Connector Pinouts for the SCG EXTERNAL CLOCK INPUTS
Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 450
Contacting Customer Support and Returning T640 Router Hardware . . 453
Locating T640 Component Serial Numbers Using the CLI . . . . . . . . . . . . . . . . . 453
T640 Component Serial Number Label Locations . . . . . . . . . . . . . . . . . . . . . . . 454
Control Board Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 454
CIP Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455
Craft Interface Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 456
FPC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 456
PIC Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 457
Power Supply Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 458
Routing Engine Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 459
SCG Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 459
SIB Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 460
Contacting Customer Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461
Returning a Hardware Component to Juniper Networks, Inc. . . . . . . . . . . . . . . . . 461
Tools and Parts Required to Remove Components from a T640 Router . . . . . . 462
Packing the T640 Router for Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 463
Packing T640 Router Components for Shipment . . . . . . . . . . . . . . . . . . . . . . . . 464
Index
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 469
Copyright © 2013, Juniper Networks, Inc.