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Cable Routing Procedures for Dell™ PowerEdge™ R715 Systems

Section 3: Replacing a Power Supply on a PowerEdge™ R715 System With a

CMA

3.1 Replacing a Power Supply with a Left-Side Mounted CMA

If the bottom power supply must be replaced, then remove the tray from underneath the CMA

as described in the

supply must be replaced, this step can be skipped.

2. Swing the CMA to its service position.

3. Disconnect the power cord from the power supply and disengage the strain relief.

4. Replace the power supply.

5. Plug in the power cord, re-engage the strain relief, replace the CMA support tray (if it was

removed), and return the CMA to the closed (retracted) position.

3.2 Replacing a Power Supply with a Right-Side Mounted CMA

If the bottom power supply must be replaced, then remove the tray from underneath the CMA

as described in the

supply must be replaced, this step can be skipped.

2. Swing the CMA to its service position.

3. Disconnect the power cord from the power supply and disengage the strain relief.

4. Disconnect both CMA attachment housings from the rail as shown in Figure 8.

5. While supporting the CMA with one hand, remove and replace the power supply with the

other hand as shown in Figure 8.

6. Reconnect the CMA attachment housings to the rail.

7. Plug in the power cord, re-engage the strain relief, replace the CMA support tray (if it was

removed), and return the CMA to the closed (retracted) position.

Figure 8: Replacing the Power Supply

CMA Installation Instructions

provided with the CMA kit. If the top power

CMA attachment housings

have been disconnected.

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