Cisco Systems 124792, 124778 Note Cover the connectors to insulate the live current on the lugs

Chapter 3 Component Replacement

3.2.1 Replace the 1 RU Distribution Shelf

Figure 3-1 Removing the 1 RU DC Cable

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Step 5 Locate the distribution alarm cable at the rear of the 1RU DC Distribution Shelf.

Step 6 Remove the 10 pin Molex™ alarm cable by squeezing the top and pulling the cable away from the shelf (Figure 3-1#1).

Step 7 Locate the four 6AWG (16mm²) power cables provided at the rear of the 1RU Distribution Shelf.

Step 8 Remove the power cables by pulling them out and away from the 1RU Distribution Shelf (Figure 3-1#3).

Note Cover the connectors to insulate the live current on the lugs.

Step 9 Locate the ground cable attached to the #10 studs at the rear of the 1RU Distribution Shelf. Step 10 Using an 8mm socket or wrench remove the nuts and the ground cable (Figure 3-1#4). Step 11 Remove the four screws that mount the shelf to the cabinet/rack (Figure 3-2).

Cisco AC/DC Power System User Guide, R1.0

3-2 May 2006