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      Delete key is pressed when LCD is closed and / or the system is held tightly when carried - ThinkPad T420, T420i, T420s, T520, W520, X220, X220T

      Symptom

      On the listed ThinkPad systems, the delete key might be pressed and activated when the LCD is closed and the system is held tightly when carried.

       

      Affected configurations

      ThinkPad T420, T420i, T420s, T520, W520, X220, X220t.

       

      Solution

      Please update the BIOS to the version listed below, or newer. The BIOS can be downloaded from:

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      • Alias ID:
      • Document ID: HT062280
      • Last Updated :17 Jun 2014
      • © 2016 Lenovo