Step 7: Powering On The T640 Router; Powering On The Dc-Powered Router - Juniper T640 Quick Start Manual

Step 7: Powering On the T640 Router

Powering On the DC-Powered Router

Copyright © 2015, Juniper Networks, Inc.
Powering On the DC-Powered Router on page 39
Powering On the AC-Powered Router on page 41
To power on the router:
Verify that the power supplies are fully inserted in the chassis and that the captive
1.
screws on their faceplates are tightened.
Verify that the DC 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
Verify that an external management device is connected to one of the Routing Engine
3.
ports on the CIP (
AUXILIARY
NOTE: The management Ethernet port will not be functional until you
have completed the initial configuration.
Turn on the power to the external management device.
4.
Switch on the customer site circuit breakers to provide power to the DC power source
5.
cable leads.
For a three-input 240-A DC power supply and six-input DC power supply, verify that
6.
the LED is lit steadily, indicating that the power supply is receiving
INPUT PRESENT
power.
NOTE: The two-input 160-A power supply does not have an
LED.
PRESENT
For two-input 160-A DC power supplies, three-input 240-A DC power supplies, or
7.
four-input 240-A DC power supplies, switch the circuit breakers on one of the power
supplies to the on position (
For six-input power supplies, switch the power switch on one of the power supplies
to the position ( ). The
ON —
NOTE: The Routing Engine boots as the power supply completes its startup
sequence.
For a two-input 160-A DC power supply, three-input 240-A DC power supply, or
8.
four-input 240-A DC power supply, verify that the
Step 7: Powering On the T640 Router
-48V ).
or ).
CONSOLE
).
|
LED blinks momentarily, then lights steadily.
DC OK
CB ON
) and the negative (–)
RTN
INPUT
LED is lit steadily.
39