Cisco ASR 920 series Manuale di installazione - Pagina 30

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Activate a DC Power Supply

Use the information in the table below to estimate the power requirements and heat dissipation of a router is

based on a given configuration of the router. Determining power requirements is useful for planning the power

distribution system needed to support the router.

Activate a DC Power Supply

Perform the following procedure to activate a DC power supply:

SUMMARY STEPS

1. Remove the tape from the circuit-breaker router handle, and restore power by moving the circuit-breaker

router handle to the On (|) position.

2. Verify power supply operation by checking if the respective power supply front panel LED (PS0 or PS1)

is green.

3. If the LEDs indicate a power problem, see

4. If you are connecting a redundant DC power supply, repeat these steps for the second power source.

DETAILED STEPS

Step 1

Remove the tape from the circuit-breaker router handle, and restore power by moving the circuit-breaker router handle

to the On (|) position.

Step 2

Verify power supply operation by checking if the respective power supply front panel LED (PS0 or PS1) is green.

Step 3

If the LEDs indicate a power problem, see

Step 4

If you are connecting a redundant DC power supply, repeat these steps for the second power source.

If you are connecting a redundant DC power supply, ensure that each power supply is connected to a separate

Note

power source in order to prevent power loss in the event of a power failure.

Activate an AC Power Supply

Perform the following procedure to activate an AC power supply:

SUMMARY STEPS

1. Plug the power cord into the power supply.

2. Connect the other end of the power cord to an AC-input power source.

3. Verify power supply operation by checking if the respective power supply front panel LED (PS0 or PS1)

is green.

4. If the LEDs indicate a power problem, see

5. If you are connecting a redundant AC power supply, repeat these steps for the second power source.

Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide

Chapter 5, "Troubleshooting."

Chapter 5, "Troubleshooting"

Installing the Cisco ASR 920 Series Router

for troubleshooting information.