Router Installation Guide

Chapter 5 Maintaining the Router

Removing and Replacing an AC Power Entry Module

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Cisco XR 12406 Router Installation Guide

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Step 1 Power off the faulty PEM (see item 3 in Figure 5-6).

Figure 5-6 AC Power Supply Components

Step 2 Unplug the power supply cord from its AC outlet.

Step 3 Power off the circuit breaker assigned to that AC outlet.

1 AC PEM 4 Captive screws/release levers

2 Handle 5 AC input/DC output status indicators

3 Power On/Off switch —

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