Knowledge Base

How do I resolve Unsupported CPU detected,Unsupported Processor Was Found In Slot or Processor Microcode Error after the processor and/or motherboard is replaced on a Dell Inspiron 600m portable?

Processor Microcode Error Messages

After replacing the processor and/or motherboard on an Inspiron 600m, you may receive one of the following error messages during the Power On Self Test (POST):

  • Unsupported CPU detected
  • An Unsupported Processor Was Found In System
  • Processor Microcode Error

In addition to the above error messages, your computer might not complete the POST or display video output.

NOTE: The BIOS version being shipped with replacement motherboards is A09. The version that will resolve this issue is A16.

Download and Install the Latest BIOS

  1. Browse to the Drivers and Downloads page.

  2. Click Enter a Tag to use your Service Tag to find the BIOS update.

    If the Service Tag is not available, click Select Model, and then select the appropriate Product Type and Product Model.
  3. Click Submit.

  4. Select the Operating System, Driver Language, and Importance settings you want from the drop-down boxes (Figure 1). The Category drop-down box should be set to BIOS.

    Operating System:
    Windows Vista 32-bit
    Driver Language:
    Figure 1: Drivers and Downloads Drop-Down Selections
  5. Select the BIOS update package you want to download from the column labeled File Title to display the download page.

    If you have the information provided by the online System Information utility or your invoice, please refer to this for what drivers to download.
  6. Review the information on the page.

  7. Click Download Now. You may receive a warning and an option to run or save the file.

    If the Dell Driver Download Manager window pops up click Install.
  8. Click Save.

  9. When the Save As window appears, designate a folder to save the file that is being downloaded, and then click Save.

  10. When the download is complete, click Open Folder in the Dell Driver Download Manager.

  11. Double-click the file and follow the instructions provided in the Installation Instructions.

    To learn more about where to find installation instructions, refer to Dell Knowledgebase article: "Where To Find Driver Download And Installation Instructions" Article ID: 353782.

Quick Tips content is self-published by the Dell Support Professionals who resolve issues daily. In order to achieve a speedy publication, Quick Tips may represent only partial solutions or work-arounds that are still in development or pending further proof of successfully resolving an issue. As such Quick Tips have not been reviewed, validated or approved by Dell and should be used with appropriate caution. Dell shall not be liable for any loss, including but not limited to loss of data, loss of profit or loss of revenue, which customers may incur by following any procedure or advice set out in the Quick Tips.

Article ID: SLN67039

Last Date Modified: 04/05/2016 03:25 PM

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