Steps - Cisco Network Convergence System 6000 Fabric Card Chassis Hardware Installation Manual

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Removing DC Input Power Cables

• 3/8-inch ratchet wrench with 7/16-pt. socket

• Voltmeter

Steps

To disconnect the DC input power cables, follow these steps:

Step 1

Attach the ESD-preventive wrist strap to your wrist and connect its leash to one of the two ESD jacks (see

Electrostatic Discharge, on page

to any bare metal surface on the FCC.

Step 2

Open the input circuit breakers/fuses for the DC cables to be removed and using the voltmeter, verify that there is no

voltage on the cables that are about to be removed.

Step 3

Use the screwdriver to remove the bolts that secure the terminal block cover into the mounting standoff.

Figure 59: DC Terminal Block Cover Installed on Rear of the Power Tray

Step 4

Slide the terminal block cover downwards.

Step 5

Remove the terminal block cover.

Step 6

Using the ratchet wrench, remove the positive and negative cable pairs from each terminal block.

Note

When a cable is removed from the rear of the DC power tray, we recommend that you wrap the cable lug with

standard black electrical tape.

Step 7

Replace the terminal block cover.

Cisco Network Convergence System 6000 Fabric Card Chassis Hardware Installation Guide

11) on the rear of the FCC. You can also connect the ESD-preventive wrist strap leash

Removing and Replacing Chassis Components

Preventing

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