Archived - Boot Camp: Windows 7 does not detect Target Disk Mode drives

Products Affected

Boot Camp, Windows 7

This article has been archived and is no longer updated by Apple.

Symptoms

When running Microsoft Windows 7 using Boot Camp, Windows 7 may not detect the hard drive of an attached computer that is in Target Disk Mode.

Resolution

  1. From the Start menu, choose Control Panel.
  2. Click Hardware and Sound.
  3. Click Device Manager.
  4. Click the disclosure triangle by "IEEE 1394 Bus host controllers" to expand it.
  5. Right-click the entry for the 1394 host controller listed, then select "Update Driver Software...".
  6. Click "Browse my computer for driver software".
  7. Click "Let me pick from a list of device drivers on my computer".
  8. Select "1394 OHCI Compliant Host Controller (Legacy)".  If you don't see this, select the "Show Compatible Hardware" check box.
  9. Click Next.
  10. When the driver has been installed, "Windows has successfully updated your driver software dialog" appears.
  11. Click Close.
  12. Close the Device Manager by clicking the X icon.

The Target Disk Mode-connected hard drive should immediately become available in Windows.

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