User`s guide

Frequently Asked Questions C-3
The webcam does not light up, or in Windows 2000, the computer restarts
for no apparent reason.
You may have USB devices drawing too much power from your computer. This can
happen especially when connecting USB devices to a passive or self-powered USB
hub. In Windows XP, a USB Hub Power Exceeded dialog box appears.
Try the following:
❑ Connect the camera directly to your computer’s USB port.
❑ Use a USB hub with an external power supply.
Insufficient system resources reserved for the USB port, causing the
system to be unable to function.
There are too many devices in the system, causing IRQ problems with the
system’s USB controller.
Do the following:
1. Remove some devices from the system.
2. Restart the system.
The computer reallocates resources.