Canon IMAGERUNNER 2030 i Reference Manual page 192

3
Select [High Ratio], [Normal], or [Low Ratio] ➞ press [OK].
Details of each item are shown below.
[High Ratio]: A small amount of memory is used for scanning the
document, but the images have a lower image quality.
[Normal]: The amount of memory used for the document and the
quality of the images are moderate. The compression ratio
is between the High Ratio and Low Ratio settings.
[Low Ratio]: A large amount of memory is used for the document, but
the images have a higher image quality.
4
Press [Done] repeatedly until the Basic Features screen
appears.
Specifying Common Settings
4
4-57