Philips Webcam SPC900NC VGA CCD with Pixel Plus

Todo: Check USB port
Howto: 
  Refit the USB cable into the port.
  Plug the webcam into another USB port.
  Use an external powered USB-Hub. Some USB ports on computers do not have enough power to feed USB devices (this mostly occurs with laptops).
  Try to install the webcam on another computer.

Todo: Update your computer
HowTo: Update the USB driver in Windows

USB driver update in
  WindowsXP
  Click Start -> Control Panel -> System
  Click the tab Hardware and then click on Device manager
  Click at the bottom of the tree on the + sign before Universal Serial Bus controllers
  Select the first entry, right mouse click and click on Update driver...
 
  Follow the steps to update the USB driver

Windows2000
  Click Start -> Settings -> Control Panel -> System
  Click the tab Hardware and then click on Device manager
  At the bottom of the tree click on the + sign before Universal Serial Bus controllers
  Click on General USB Hub, right mouse click and click on Properties
 
  Click on the tab Driver and click on the button Update Driver.
  Follow the steps to update the USB driver

Todo: (re)install the latest driver
HowTo:
Deinstall any webcam driver (Philips drivers or webcam drivers from other brands you might have installed in the past)
Cleanup the computer with for instance CCleaner (select Issues (1) and click Scan for Issues(2). Fix issues if necessary)


Download and install the latest driver.