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PC Hardware in a Nutshell, 3rd Edition
book

PC Hardware in a Nutshell, 3rd Edition

by Robert Bruce Thompson, Barbara Fritchman Thompson
July 2003
Beginner to intermediate content levelBeginner to intermediate
874 pages
38h 13m
English
O'Reilly Media, Inc.
Content preview from PC Hardware in a Nutshell, 3rd Edition

Viewing USB Root Hub Properties Under Windows 9X

From the Device Manager, double-clicking the USB Root Hub item displays the Properties dialog for the root hub, shown in Figure 24-6. This dialog includes detailed root hub information that may be useful in troubleshooting USB problems and resolving conflicts.

The Windows 9X Root Hub Properties dialog displaying detailed root hub information

Figure 24-6. The Windows 9X Root Hub Properties dialog displaying detailed root hub information

The USB Root Hub Properties dialog includes the following pages:

General page

The General page displays summary information about the root hub type, manufacturer, and version. It also includes the Device status pane, which indicates when the root hub is working properly and may indicate the cause when the root hub is not working properly. You can also use the General page to disable the device in one or more hardware profiles.

Power page

The Power page includes only the Power properties button. Clicking this button displays the Power dialog, shown in Figure 24-7. The Hub Information pane of this dialog lists the hub type and the maximum total power available per port. The Devices on this Hub pane lists the name and description of each device connected to the hub and the power it requires. Connecting multiple unpowered USB devices to a hub is one of the most common causes of USB problems. If you experience USB problems, use this dialog to verify that the total power consumption of all ...

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Publisher Resources

ISBN: 059600513XErrata Page