Juniper T640 Hardware Manual page 8

T640 Core Router Hardware Guide
Chapter 10
Chapter 11
Chapter 12
Chapter 13
viii
Installing the T640 Router Without a Mechanical Lift . . . . . . . . . . . . . . . . . 109
Overview of Installing the T640 Router Without a Mechanical Lift . . . . . . . . . . . 109
Tools and Parts Required to Install the T640 Router Without a Mechanical
Lift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Removing Components from the T640 Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Removing the T640 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Removing the T640 SIBs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Removing the T640 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Removing the T640 SCGs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
Removing the T640 Standard or Quiet Rear Fan Tray . . . . . . . . . . . . . . . . . . 115
Removing the T640 Cable Management System . . . . . . . . . . . . . . . . . . . . . . 116
Removing the T640 Standard or Quiet Front Fan Trays . . . . . . . . . . . . . . . . . 117
Removing the T640 FPCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Installing the T640 Chassis in the Rack Manually . . . . . . . . . . . . . . . . . . . . . . . . 120
Reinstalling Components in the T640 Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Reinstalling the T640 Standard or Quiet Rear Fan Tray . . . . . . . . . . . . . . . . 124
Reinstalling the T640 SCGs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Reinstalling the T640 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
Reinstalling the T640 SIBs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Reinstalling the T640 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Reinstalling the T640 FPCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Reinstalling T640 Standard or Quiet Front Fan Trays . . . . . . . . . . . . . . . . . . 130
Reinstalling the T640 Cable Management System . . . . . . . . . . . . . . . . . . . . 132
Grounding the T640 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Tools and Parts Required to Ground the T640 Router . . . . . . . . . . . . . . . . . . . . . 133
Connecting the T640 Grounding Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Connecting the T640 Router to External Devices . . . . . . . . . . . . . . . . . . . . . 135
Overview of Connecting the T640 Router to External Devices . . . . . . . . . . . . . . . 135
Tools and Parts Required to Connect the T640 Router to External Devices . . . . 136
Connecting the T640 Router to a Management Console or Auxiliary Device . . . 136
Connecting the T640 Router to an External Alarm-Reporting Device . . . . . . . . . 138
Connecting the T640 Router to a Network for Out-of-Band Management . . . . 138
Connecting the T640 Router to an External Clocking Device . . . . . . . . . . . . . . . . 140
Connecting PIC Cables to the T640 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Providing Power to the T640 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Tools and Parts Required to Provide Power to the T640 Router . . . . . . . . . . . . . 143
Connecting DC Power to a T640 Router with Two-Input 160-A DC Power
Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Connecting DC Power to a T640 Router with Three-input 240-A DC Power
Supplies (2-INPUT Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Connecting DC Power to a T640 Router with Four-Input 240-A DC Power
Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Connecting DC Power to the T640 Router (Six 60-A Inputs to Six-Input DC
Power Supplies) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Connecting DC Power to the T640 Router (Five 60-A Inputs to Six-Input DC
Power Supplies) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
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