Installing The Dc Power Supply Module - Cisco ASR 903 Installation Instructions Manual

Hide thumbs Also See for ASR 903:

Table of Contents

Installing the DC Power Supply

Installing the DC Power Supply Module

SUMMARY STEPS

1. Ensure that the system (earth) ground connection has been made. For ground connection installation

instructions, see the

2. If necessary, remove the blank power supply filler plate from the chassis power supply bay opening by

loosening the captive installation screws.

3. Verify that power to the DC circuit connected to the power supply you are installing is off. To ensure that

power has been removed from the DC circuits, locate the circuit breakers for the DC circuits, switch the

circuit breakers to the OFF position, and tape the circuit-breaker switches in the OFF position.

4. Grasp the power supply handle with one hand. Place your other hand underneath the power supply, as

shown in the figure. Slide the power supply into the power supply bay. Make sure that the power supply

is fully seated in the bay.

5. Tighten the captive installation screws of the power supply. The recommended maximum torque is 5.5

lbf/sq in.

DETAILED STEPS

Step 1

Ensure that the system (earth) ground connection has been made. For ground connection installation instructions, see

the

Installing the Chassis Ground Connection, on page 28

Step 2

If necessary, remove the blank power supply filler plate from the chassis power supply bay opening by loosening the

captive installation screws.

Step 3

Verify that power to the DC circuit connected to the power supply you are installing is off. To ensure that power has

been removed from the DC circuits, locate the circuit breakers for the DC circuits, switch the circuit breakers to the OFF

position, and tape the circuit-breaker switches in the OFF position.

Step 4

Grasp the power supply handle with one hand. Place your other hand underneath the power supply, as shown in the

figure. Slide the power supply into the power supply bay. Make sure that the power supply is fully seated in the bay.

Figure 18: Installing the DC Power Supply

Cisco ASR 9000 Series Aggregation Services Router Satellite Systems Installation Guide

Installing the Chassis Ground Connection, on page 28

section.

Installing the Cisco ASR 903 Router as a Satellite Shelf

section.

Table of Contents