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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

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.



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

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

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Document ID : HT062280
Last Updated :
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