Image Processing Modes - Ricoh B121 Service Manual

Image Processing Modes

The user can select Text, Photo and Special original types. However, each of these
original types has a range of different choices (such as "sharp", "photographs", etc),
which are listed in the table below.
• All modes can be customized with a range of SP modes that can be adjusted
to meet user requirements.
• The user can select the mode that best suits their original with the following
user tool: Original Type: User Tools – Copier Features – Image Adjustment
Original Type
Text Normal
Sharp
Photo Photo priority
Text priority
Photographs
Special Unneeded
background
Colored text
Normal Pixel Photo
Coarse Pixel Photo
Preserved
Background
(Normal Text)
B121/B122/B123
Mode
Normal text originals
Newspapers, originals through which the rear side
is moderately visible as faint text.
Text/photo images which contain mainly photo
areas
Text/photo images which contain mainly text areas
Actual photographs
Originals through which the rear side is extremely
visible (or have a colored background) with faint
text. Also for originals with very grainy
backgrounds (some newspapers) and faint text.
Originals with colored text and lines.
Photo images created by dither patterns (dots
visible), such as newspaper photos – normal
resolution.
Photo images created by dither patterns (dots
visible), such as newspaper photos – coarse
resolution.
Use instead of Normal Text if, e.g. an embedded
white area causes Auto Image Density to initially
remove the surrounding (darker) background but
leave the rest. Use if the customer wishes to keep
this background.
6-16
IMAGE PROCESSING
Targeted Original Type
SM