Philips PCA646VC Installation Manual page 9

However, in other applications you may have to open the 'Preferences'
menu or the 'Video Options' menu.
Access the camera property page (its location in the menus differs per
application) and you will see three tabs with user changeable settings.
Most applications can show a 'live' video image on your monitor.
Always use this option to see the effect of changed settings on your
screen.
5.2.1 Camera Property Pages
5.2.1.1 WhiteBalance/Exposure
The first tab is 'WhiteBalance/Exposure'.The upper half of the page
controls the White Balance, and the lower half of the page controls
the Exposure settings.
White Balance
The white balance setting automatically controls the different colour
components in the picture to obtain the most natural colour
reproduction.
When the mode setting is in freeze mode, the automatic white balance
control is switched off.The actual colour setting remains stable and is
not influenced by the internal controls of the camera. Put the white
balance in freeze mode when you have a colourful scene and stable
lighting conditions.
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