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Dell PowerEdge T320 Systems Owner's Manual

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Removing The Power Interposer Board

  • 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. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet and peripherals.
    • CAUTION: To prevent damage to the power interposer board, you must remove the power supply module(s) or power supply blank from the system before removing the power interposer board or power distribution board.
  2. Remove the power supply module(s) or power supply blank from the back of the chassis.
  3. If applicable, rotate the system feet inward and lay the system on its side on a flat, stable surface.
    • NOTE: For systems installed with the wheel assembly, ensure that you lay the system on a sturdy, stable surface with the wheel assembly extending off the edge of the surface.
  4. Open the system.
  5. Disconnect the power cables from the hard-drive backplane and the system board.
    • NOTE: If applicable, remove the expansion card to enable removing the P3 power cable from the system board.
  6. Remove the four screws securing the power distribution board to the chassis.
  7. Press the release latch on the power interposer board to release the power interposer board from the hooks on the power supply unit cage.
  8. Lift the power interposer board along with the power distribution board up and out of the chassis.
    Figure 1. Removing and Installing the Power Interposer Board and the Power Distribution Board The figure shows removing and installing the power interposer board and the power distribution board.
    1. power distribution board
    2. slots on power interposer board (4)
    3. GPU power connector
    4. power interposer board
    5. hooks (4)
    6. release latch
    7. P6 cable connector
    8. P1 cable connector
    9. P2 cable connector
    10. P3 cable connector
    11. GPU power connector
    12. backplane connector
    13. screws (4)

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