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External drive detected as unknown device in Windows Vista


An external HDD (with no external power support, 2,5') doesn't work in a Lenovo unit with Vista (G530), shown as unknown device.



All Idea Systems with Microsoft Vista



You have to install all windows updates first and then install Lenovo Energy management software.


About how to download  drivers and software: please go to -->enter your machine information like B560 in the product search box ---> click the green button besides the box --> select Lenovo B560 Notebook.  Then you can see all the drivers and sofware. Download what you need accordingly.

  • Alias ID: IG20121214-001
  • Document ID: HT076104
  • Last Updated :26 Mar 2014
  • (c) 2014 Lenovo