Installing The Power-Distribution And Power-Interposer Boards - Dell PowerEdge R520 Owner's Manual

Figure 47. Power-Interposer Board Connectors
1. 8-pin power connector
2. retaining slots (4)
3. power-distribution board connector

Installing The Power-Distribution And Power-Interposer Boards

CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
1. Unpack the new power-distribution and power-interposer boards.
2. Open the system.
3. Connect the power-distribution board to the power-interposer board outside the system
CAUTION: To avoid damaging the power-distribution board's bottom layout, always connect the power-
distribution board to the power-interposer board outside the system.
4. Slide the power-interposer and power-distribution board assembly into the retaining hooks and push the boards
downward until it clicks into position.
5. Install the four screws that secure the power-distribution board to the chassis.
6. Connect the power-distribution cables to the system board, the fan cable to the power-distribution board, and the
power cable to the power-interposer board.
7. Install the power supplies in the system.
8. Close the system.
9. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
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