Sunday, November 24, 2019

How to power on ThinkPad T440P from usb keyboard?


How can a ThinkPad T440P be powered on from a USB keyboard? I haven't found any settings in the BIOS for it.


I have the keyboard, mouse and 27" monitor with displayport. I use it as a desktop and I don't want to open the cover of the laptop, so if the USB keyboard could start up the computer, it would be more convenient.


Answer



In general, under Windows 8 & 10, a computer in Sleep mode can be wakened using USB keyboard and/or mouse. Microsoft has published some troubleshooting information if that does not work. The most likely issues are that the Keyboard item in Control Panel is not configured correctly or that the Sleep key is configured incorrectly.


There is a thread on the Lenovo ThinkPad T440 series having issues waking from sleep. The last response I saw is "This is basic laptop functionality that appears to be broken on the new generation of Lenovo Think Pads."


That said, be sure your Lenovo is not entering Hibernate mode (or Hybrid Shutdown mode) after an extended Sleep! Most Power Plan settings go to such a complete shutdown to prevent draining the battery. You can extend this time, particularly when on mains power:


Sleep to hibernation setting


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