Figure 67: Installing the Router in the Rack
NOTE: This illustration depicts the router being installed in a four-post rack.
For an illustration of the mounting hardware required foran open-framerack,
see Figure 62 on page 164.
Removing the T640 Router Installation Handle and Reinstalling the Power Supplies
After you have installed the T640 router, remove the installation handle and reinstall
the two power supplies in the chassis, starting with the lower power supply:
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
the strap to an approved site ESD grounding point. See the instructions for your site.
2. Loosen the captive screws on the installation handle completely, and remove the
handle from the chassis.
3. Switch the circuit breakers on the two-input 160-A, three-input 240-A, or four-input
240-A power supply faceplate to the off position (O), or the power switch on the AC
power supplies or six-input DC power supplies to the standby position.
Copyright © 2017, Juniper Networks, Inc.176
T640 Core Router Hardware Guide
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