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TX Matrix Plus Router Hardware Guide
Removing the Seven-Input 420-A DC Power Supplies
130
The power supplies are located at the lower rear of the chassis. Each power supply weighs
approximately 35.5 lb (16.1 kg)
To remove the power supplies:
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to an approved site ESD grounding point.
Verify that the circuit breakers on the power supply faceplate are in the off position (
2.
We recommend this even though the power supplies are not connected to power
sources.
Twist the ejector handles on the upper corners of the faceplate counterclockwise to
3.
unseat the power supply.
Grasp the handle on the power supply faceplate and pull firmly. Slide it halfway out
4.
of the chassis (see Figure 52 on page 130).
Place one hand underneath the power supply to support it, and pull it out until you
5.
can reach the two handles on the side of the power supply.
Grasp the handles on the sides of the power supply, and slide the power supply
6.
completely out of the chassis.
CAUTION: Be prepared to support the full weight of the power supply as
you remove it from the TX Matrix Plus router.
Repeat the procedure for the other power supply.
7.
Figure 52: Removing a Power Supply Before Installing the TX Matrix Plus
router
Copyright © 2010, Juniper Networks, Inc.
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