3.3 Optional image function

(5) Black and White reverse

[A.4.7 SET WINDOW command/RIF (reverse image format)]

Black and White Reverse turns the black part of the image white and white part of the image black. This effect is similar to the negative/positive image from camera.

Table 3.17 Parameter of Black and White Reverse

Parameter

Value

Effect

Default

 

 

 

 

OFF

X’00’

Black and White Reverse OFF

 

 

 

 

OFF

ON

X’80’

Black and White Reverse ON

 

 

 

 

3.3.3 Sub-Window

[A.4.8 SET SUBWINDOW command]

In the Main Window specified in section 3.2.1, muximum four small portions on each front and back side of the document can be clipped as Sub-Window. In each Sub Window, the deferent scanning methods which is shown in Fig 3.2 can be specified.

NOTICE 1: IF the area specified for any sub window does not fit in the area of the main window, the portion of the area outside the main window area is ignored. Only the portion where the main and sub window overlap (shown hatched) is processed.

NOTICE 2: If sub-windows in a main window overlap with each other as a result of the values ULX, ULY, W and L , the scanner returns the error.

3-27