Black Box USB Directors RS-232, IC135A manual Checking for Full USB Support in the Device Manager

CHAPTER 5: Troubleshooting

5.1.3CHECKING FOR FULL USB SUPPORT IN THE DEVICE

MANAGER

To determine whether the Windows 95 Device Manager fully supports USB, take the following steps:

1.From the main desktop area of Windows, right- click on the My Computer icon and choose Properties to open the System Properties window.

2.Click once on the Device Manager tab to view a listing of installed hardware devices.

3.In the Device Manager tab, your hardware devices are in alphabetical order and should include a Universal Serial Bus controller toward the bottom of the list. Double click on this device to open it.

In order for the USB Director RS-232 and other USB devices to work properly, at least two devices must be listed under Universal Serial Bus controller in the Device Manager tab. Although the exact name of each manufacturer’s device listing can vary, the names of these two required USB devices should include the following descriptive words:

•USB Root Hub

•USB Host Controller

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