Canon MX490 Series Online Manual page 589

• The point clicked with
value (10 to 255).
• Click (Dropper) for Gray Balance and click the area you want to adjust the color in the preview
image.
The clicked point will be set as the achromatic color reference, and the rest of the image is adjusted
accordingly. For instance, if snow in a photo appears bluish, click the bluish part to adjust the whole image
and reproduce natural colors.
(White-point Dropper) will be the brightest point. You can also enter a
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