Installing A T4000 Six-Input Dc Power Supply; Figure 117: Rear Of The Power Supply Showing Midplane Connectors; Figure 118: Inserting The Dc Power Supply Into The Chassis - Juniper T4000 Hardware Manual

T4000 Router Hardware Guide

Installing a T4000 Six-Input DC Power Supply

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Figure 117: Rear of the Power Supply Showing Midplane Connectors

Each DC power supply weighs approximately 39.7 lb (18.0 kg). To install a six-input DC
power supply:
Make sure that the voltage across the DC power source cable leads is 0 V and that
1.
there is no chance that the cables might become active during installation.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to one of the ESD points on the chassis.
Using both hands, slide the power supply into the chassis until you feel resistance
3.
(see Figure 118 on page

Figure 118: Inserting the DC Power Supply into the Chassis

Twist the ejector handles at the upper corners of the power supply faceplate clockwise
4.
until they stop.
Tighten the captive screws at the lower corners of the power supply faceplate to
5.
secure the power supply in the chassis.
260).
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