Consider the following scenario:
You have a computer that is running Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2.
You wake up the computer by using a human interface device (HID) (such as a precision touch pad).
In this scenario, the computer goes back to the sleep mode again in a short time period.
To resolve this issue, install update rollup 2967917. For more information about how to obtain this update rollup package, click the following article number to view the article in the Microsoft Knowledge Base:
2967917 July 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates