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Dell Vostro 15–3568 Owner's Manual

Running the ePSA Diagnostics

Invoke diagnostics boot by either of the methods that are suggested below:

  1. Power on the computer.
  2. As the computer boots, press the F12 key when the Dell logo is displayed.
  3. In the boot menu screen, use Up/Down arrow key to select the Diagnostics option and then press Enter.
    NOTE The Enhanced Pre-boot System Assessment window displays, listing all devices detected in the computer. The diagnostics starts running the tests on all the detected devices.
  4. Press the arrow in the lower-right corner to go to the page listing.
    The detected items are listed and tested.
  5. To run a diagnostic test on a specific device, press Esc and click Yes to stop the diagnostic test.
  6. Select the device from the left pane and click Run Tests.
  7. If there are any issues, error codes are displayed.
    Note the error code and contact Dell.

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