Cisco XR 12404 User Manual

Page 149

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5-25

Cisco XR 12404 Router Installation Guide

OL-13830-02

Chapter 5 Maintaining the Router

Removing and Replacing a DC PDU

Step 10

Connect the ground, positive, and negative wires to the PDU terminal block in the
following order (

Figure 5-16

):

a.

Ground lead to the bottom port.

b.

Positive lead to the middle port.

c.

Negative lead to the top port.

d.

Repeat these steps for the second power connector block.

Warning

To prevent injury and damage to the equipment, always attach the ground and
source DC power leads to the power block connector in the following order:
(a) ground to ground, (b) positive (+) to positive (+), (c) negative (–) to negative
(–).

Caution

Be sure to connect the wires according to the color coding notes and labels you
made in

Step 3

.

Figure 5-16

DC PDU Terminal Block

1

Negative port

3

Ground port

2

Positive port

4

Terminal port connector screws

66949

+

GND

1

4

2

3

todd.book Page 25 Monday, March 16, 2009 2:47 PM

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