Settings in the Scanner Setup dialog box; Image Type; Resolution- Page 46

2. Scanning

40

Settings in the Scanner Setup dialog box

2

Image Type

2

Choose the output image type from 

Photo

, 

Web

 or 

Text

. 

Resolution

 and 

Scan Type

 will be altered for each 

default setting.
The default settings are listed in the table below:

Resolution

2

You can choose a scanning resolution from the 

Resolution

 drop-down list. Higher resolutions take more 

memory and transfer time, but produce a finer scanned image. The following table shows the resolutions you 
can choose and the available colors.

Scan Type

2

„

Black & White

Use for text or line art.

„

Gray (Error Diffusion)

Use for photographic images or graphics. (Error Diffusion is a method for creating simulated gray images 
without using true gray dots. Black dots are put in a specific pattern to give the appearance of gray.)

„

True Gray

Use for photographic images or graphics. This mode is more exact because it uses up to 256 shades of 
gray.

Image Type

Resolution

Scan Type

Photo

Use for scanning photo images.

300 

×

 300 dpi

24-bit color

Web

Use for attaching the scanned image to web pages. 100 

×

 100 dpi

24-bit color

Text

Use for scanning text documents.

200 

×

 200 dpi

Black & White

Resolution

Black & White/
Gray (Error Diffusion)

256 color

True Gray/24 bit color

100 

×

 100 dpi

Yes

Yes

Yes

150 

×

 150 dpi

Yes

Yes

Yes

200 

×

 200 dpi

Yes

Yes

Yes

300 

×

 300 dpi

Yes

Yes

Yes

400 

×

 400 dpi

Yes

Yes

Yes

600 

×

 600 dpi

Yes

Yes

Yes

1200 

×

 1200 dpi

Yes

No

Yes

2400 

×

 2400 dpi

Yes

No

Yes

4800 

×

 4800 dpi

Yes

No

Yes

9600 

×

 9600 dpi

Yes

No

Yes

19200 

×

 19200 dpi

Yes

No

Yes