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OptiPlex 3090 Tower Service Manual

Major components of OptiPlex 3090 Tower

The following image shows the major components of OptiPlex 3090 Tower .

  1. Intrusion switch connector
  2. Optional video connector
  3. CPU power connector
  4. CPU fan connector
  5. Memory slots (DIMM1,DIMM2)
  6. Power switch connector
  7. System power connector
  8. SATA power cable connector
  9. SATA 0 connector
  10. SATA 2 connector
  11. SATA 1 connector
  12. Internal speaker connector
  13. M.2 WLAN connector
  14. Coin-cell battery
  15. M.2 solid-state drive connector
  16. PCIe x16 (Slot 3)
  17. PCIe x1 (Slot 2)
  18. PCIe x1 (Slot 1)
  19. Processor socket (CPU)
  20. Serial port connector
NOTE:Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options.

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