Juniper T640 Hardware Manual page 21

Part 4
Appendix A
Appendix D
Appendix G
Copyright © 2010, Juniper Networks, Inc.
Figure 151: Disconnecting Power Cables from the Three-Input 240-A DC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Figure 152: Disconnecting Power Cables from the Four-Input 240-A DC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Figure 153: Connecting Power to a Three-Phase Delta AC Power Supply . . . . . . 273
Figure 154: Connecting Power to the Three-Phase Wye AC Power Supply . . . . . 273
Figure 155: Three-Phase Delta AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 275
Figure 156: Disconnecting the Power Cord from a Three-Phase Delta AC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
Figure 157: Removing a Three-Phase Delta AC Power Supply . . . . . . . . . . . . . . . 277
Figure 158: Rear of the Power Supply Showing Midplane Connectors . . . . . . . . . 277
Figure 159: Connecting Power to a Three-Phase Delta AC Power Supply . . . . . . 279
Figure 160: Installing a Three-Phase Delta AC Power Supply . . . . . . . . . . . . . . . 280
Figure 161: Three-Phase Delta AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . 281
Figure 162: Disconnecting the Power Cord from a Three-Phase Delta AC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282
Figure 163: Connecting Power to a Three-Phase Delta AC Power Supply . . . . . . 284
Figure 164: Three-Phase Wye AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . 286
Figure 165: Disconnecting the AC Power Cord from a Three-Phase Wye AC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287
Figure 166: Removing a Three-Phase Wye AC Power Supply . . . . . . . . . . . . . . . 288
Figure 167: Connecting Power to the Three-Phase Wye AC Power Supply . . . . . 289
Figure 168: Installing a Three-Phase Wye AC Power Supply . . . . . . . . . . . . . . . . 290
Figure 169: Three-Phase Wye AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Figure 170: Disconnecting the AC Power Cord from a Three-Phase Wye AC Power
Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Figure 171: Connecting Power to the Wye 3-Phase AC Power Supply . . . . . . . . . 293
Figure 172: Removing a Front Air Filter Element . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Figure 173: Installing a Front Air Filter Element . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Figure 174: Removing the AC Power Supply Side Air Filter . . . . . . . . . . . . . . . . . . 297
Figure 175: Installing the Side Power Supply Filter . . . . . . . . . . . . . . . . . . . . . . . . 298
Appendixes
T640 Safety and Regulatory Compliance Information . . . . . . . . . . . . . . . . 301
Figure 176: Placing a Component into an Electrostatic Bag . . . . . . . . . . . . . . . . . 307
Figure 177: ESD Point on the Front of T640 Chassis . . . . . . . . . . . . . . . . . . . . . . . 307
Figure 178: ESD Point on the Rear View of T640 Chassis . . . . . . . . . . . . . . . . . . 308
T640 Power Guidelines, Requirements, and Specifications . . . . . . . . . . . 345
Figure 179: T640 DC Power and Grounding Cable Lug . . . . . . . . . . . . . . . . . . . . . 346
Figure 180: T640 DC Power and Grounding Cable Lug . . . . . . . . . . . . . . . . . . . . 352
Figure 181: Typical DC Source Cabling from PEM0 to Feed A . . . . . . . . . . . . . . . . 354
Figure 182: Typical DC Source Cabling from PEM1 to Feed B . . . . . . . . . . . . . . . . 354
Figure 183: Three-Phase Delta AC Power Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
Figure 184: Three-Phase Wye AC Power Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
Contacting Customer Support and Returning T640 Router Hardware . . 369
Figure 185: Serial Number ID Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 370
Figure 186: T-CB Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 371
List of Figures
xxi