Chapter 6 Maintaining the Router

Removing and Replacing a DC PDU

Step 9 Reconnect the DC power leads to the PDU power connector blocks in the following order (Figure 6-25):

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

(–).

Figure 6-25 Disconnecting the DC Power Leads

POWER A

4

+ GND

1

2

3

57993

1

Negative terminal port

3

Ground terminal port

 

 

 

 

2

Positive terminal port

4

Terminal port connector screws

 

 

 

 

Step 10 Power on the circuit breakers assigned to the power supplies.

 

Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide

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OL-11497-03

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Cisco Systems OL-11497-03 manual Disconnecting the DC Power Leads