Canon BJC-55 User Manual page 420

I Changing the Scanning Mode
You can select a scanning mode according to your scanning purpose. Optimum settings,
such as image type and resolution, are pre-assigned based on the contents of a scanning
job. When you wish to customize the settings for special scanning jobs, click the Custom
button.
Selecting a Default Scanning Mode
Select a setting that best approximates the image to be scanned.
Scanning
Use
Mode
DTP (Color) Standard setting used when a color
draft is to be scanned
Photo Recommended when scanning a
photograph
DTP (B&W) Standard setting used when a black &
white draft is to be scanned
Text Recommended when scanning a
document consisting entirely of text,
such as a document created with a
typewriter or word processor
* By default, Prescan is disabled. Once enabled, Black & White is the default Prescan
Mode. You can select a Prescan Mode of Color, Grayscale, or Black & White.
Image Type
Resolution
Color
180 dpi
Color
360 dpi
Grayscale
180 dpi
Black &
White
180 dpi
Using the Optional IS-12 Color Image Scanner Cartridge
Using the Scanner With Macintosh
Edge Emphasis Prescan
Color Matching Mode*
Off Grayscale
On (Execute)
Off Color
On (Execute)
Off Grayscale
Off
On (Execute) Black &
Off White
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