Canon 800 - Manual (Page 26)

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Brightness Adjustment
Use the procedures described here to adjust the image
brightness during scanning or printing. The brightness can
be adjusted either automatically (AE) or manually.
● Automatic adjustment
Press the AE key on the operation panel or the operation
keyboard (sold separately). The AE key lights and the
image brightness is adjusted automatically during
scanning.
Note
When automatic adjustment is selected, you can
make fine adjustments to the brightness through 17
levels by pressing the brightness adjustment keys (
and ).
Moving the indicator to the right brightens the image
by fine increments, and moving it to the left darkens
the image by fine increments.
● Manual adjustment
When the AE key is lit, you can use the brightness adjust-
ment keys ( and ) to adjust the brightness of the scanned
image. Moving the indicator to the right brightens the
scanned image and moving it to the left darkens the
scanned image.
Note
In manual adjustment, the brightness can be adjusted
through 33 levels, as shown in the figure at left.
Using the Scanner