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Use r’s M anual
4- 58
Back ground Proce ssing: The [ Ba ck grou nd Proce ssing]
option allows you to sm oot h background color or rem ove it to
m ake im age clearer. The opt ion is especially useful for
docum ents wit h color form s such as invoices.
Choice s: N one ( default ) , Sm oot h, Rem ova l
- N one - no background processing will be perform ed
( default)
- Sm oot h - produces im ages wit h a m ore uniform
background color. This opt ion im proves im age qualit y.
- Rem ova l - ident ifies t he background color and then
rem oves it .
Sensit ivit y: Choice: 0 , 1 , 2 , 3 , 4 . Defa u lt : 0
- The higher t he value, t he m ore background color will be
kept.
Mode: Auto, M oir é
I f [ Sm oot h] is select ed in the [ Ba ck ground Pr oce ssing]
option, then the choices for t he [ Mode] opt ion includes Aut o,
and Moiré.
- Auto - uses the fact ory preprogram m ed m ode t o proceed
background sm oot hing.
- Moir é – Rem ove t he m oiré patterns t hat appear on t he
background of the im age when scanning print ed m at erial.
I f [ Rem ova l] is select ed in t he [ Back grou nd Processing]
option, then the [ Mode] opt ion will be replaced w it h [ Fill
Color ] . Choices: Whit e, Auto.
- W hit e - identifies t he background color and subst it utes it
with white.
- Auto - identifies t he background color and subst it utes it
wit h the color of t he largest background zone.
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