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45584901TH Rev.1

4-25 /

Oki Data CONFIDENTIAL

4.4.4 Background adjustment (Black/Grayscale)

The density of background can be adjusted as follows.

Code Color mode Original mode Remarks

7436 Black Text/Photo Thesmallerthevalueis,thebackground

becomes lighter.

Acceptable values: 0 to 255 (Default: 128)

7437 Text

7438 Photo

7441 Custom mode

7439 Grayscale -

The procedure is the same as that of



P.4-23“4.4.2Densityadjustment”.

4.4.5 Judgment threshold for ACS (common for copy and network scan)

The judgment level is adjusted for the automatic identiﬁcation of whether the original set on the

glass isblackor color. Namely, thisisto adjust the judgment level used when“AutoColor”is

selected at color modes. The same adjustment value is simultaneously applied to all cases of

originals on the original glass forcopier functions and network scanning functions, and those

placed on the RADF.

Code Item to be adjusted Contents

7630 Judgment

threshold for ACS

Thelargerthevalueis,themoreanoriginaltendstobejudged

asblackevenattheAutoColorMode.Thesmallerthevalueis,

the more it tends to be judged as color.

Acceptable values: 0 to 255 (Default: 70)

<Procedure>:

The procedure is the same as that of



P.4-23“4.4.2Densityadjustment”.

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