More Than Five USB Hubs in a Chain Are Not Supported

• Microsoft Windows 2000 Advanced Server
• Microsoft Windows 2000 Datacenter Server
• Microsoft Windows 2000 Professional
• Microsoft Windows 2000 Server

SUMMARY

If you have a properly enumerated Universal Serial Bus (USB) hub connected to your Windows 2000-based computer and you add five more hubs connected in a chain, the last hub may not work properly. Windows 2000 does not support USB hubs more than five deep.

MORE INFORMATION

You can see the non-functional hub in Device Manager. Click Start, point to Settings, click Control Panel, double-click Add/Remove Hardware, click Next, click Add/Troubleshoot a device, and then click Next.

Right-click the hub with an exclamation point in a yellow circle. You may see either of the following statuses for the hub:

• Code 14: This device cannot work properly until you restart your computer



• Windows cannot support more than five hubs deep on a USB chain.

Additional query words:

Keywords : kbhw
Version : WINDOWS:2000
Platform : WINDOWS
Issue type : kbinfo