USB Devices May Take More Than 30 Seconds to Wake Up After Hibernating (277877)

The information in this article applies to:

Microsoft Windows 2000 Server
Microsoft Windows 2000 Advanced Server
Microsoft Windows 2000 Professional

This article was previously published under Q277877

SYMPTOMS

When a computer resumes from Hibernate mode, Universal Serial Bus (USB) devices (such as a keyboard) may take up to 30 seconds to become operational.

CAUSE

This behavior occurs because the USB driver assumes that the host controller always loses power in Hibernate (S4) mode.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

260910 How to Obtain the Latest Windows 2000 Service Pack

The English version of this fix should have the following file attributes or later:

   Date     Time    Version        Size    File name
   -------------------------------------------------
  11/03/00  06:24p  5.0.2195.2642  32,272  Uhcd.sys
  11/03/00  06:16p  5.0.2195.2642  20,624  Usbd.sys

STATUS

Microsoft has confirmed that this is a problem in Microsoft Windows 2000. This problem was first corrected in Windows 2000 Service Pack 2.

MORE INFORMATION

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Modification Type:	Minor	Last Reviewed:	9/26/2005
Keywords:	kbHotfixServer kbQFE kbbug kbfix kbWin2000PreSP2Fix KB277877