Powering On A Dc-Powered T640 Router; Supplies; Figure 111: Connecting Positive (+) Dc Power Cables To Rtn 0, Rtn 1, Rtn 3, And - Juniper T640 Hardware Manual

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Powering On a DC-Powered T640 Router

Copyright © 2017, Juniper Networks, Inc.
Figure 111: Connecting Positive (+) DC Power Cables to RTN 0, RTN 1,
RTN 3, and RTN 4
Verify that the power cabling is correct, that the power cables are not touching or
11.
blocking access to router components, and that they do not drape where people could
trip on them.
Replace the clear plastic cover over the terminal studs on the faceplate.
12.
Tools and Parts Required to Provide Power to the T640 Router on page 219
Connecting DC Power to the T640 Router (Five 60-A Inputs to Six-Input DC Power
Supplies) on page 231
Connecting DC Power to the T640 Router (Six 60-A Inputs to Six-Input DC Power
Supplies) on page 227
Powering On the T640 Router
Configuring DC Power on a T640 Router on page 255
Troubleshooting the T640 Power System on page 476
T640 DC Power Cable and Lug Specifications on page 132
T640 General Electrical Safety Guidelines and Electrical Codes on page 529
Site Electrical Wiring Guidelines for Juniper Networks Devices on page 538
To power on a DC-powered router:
Verify that the power supply is fully inserted in the chassis and that the captive screws
1.
on their faceplates are tightened.
Verify that the source power cables are connected to the appropriate terminal: the
2.
positive (+) source cable to the return terminal (labeled
source cable to the input terminal (labeled
Chapter 22: Providing Power to the T640
) and the negative (–)
RTN
).
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