Thursday, August 30, 2012

Windows 7 sleep problem USB mouse

I resolved my Windows 7 sleep problem. When my computer would sleep, it would not wake up and my wireless mouse and keyboard seemed disconnected. Other USB devices never powered on. I eventually had to hard boot it to get the computer back up. Here is what I did to resolve it. This may only work for others that have a USB related sleep issue.

1. I ran the "powercfg -energy" command from a command prompt elevated woth administrator rights (right click, run as administrator).
2. The report had many instances with this information pointing to a USB issue: "USB Suspend:USB Device not Entering Suspend" providing a clue to the problem.
3. I went to Control Panel --> Hardware and Sound --> Power Options --> Change Plan Settings (on your preferred plan) --> Change Advanced Power Settings --> USB Settings --> USB Selective Suspend Setting.
5. I changed the setting to: Disabled.
6. I placed the computer into sleep and woke it up several times and the problem was resolved.

I hope this post helps others with USB related sleep issues with Windows 7. Good luck.


source: http://www.sevenforums.com/general-discussion/1762-help-sleep-wake-up-2.html

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