SP4xxx: Scanner 
D017/D018/D019/D020 5-64  SM 
signal in the CCD circuit board (black and white 
printing speed). 
7 
Factory Setting: BE 
BW 
Displays the factory setting values of the black level 
adjustment (fine adjustment) for the even blue signal 
in the CCD circuit board (black and white printing 
speed). 
[0 to 255 / 128 / 1 digit/step] 
8 
Factory Setting: BO 
BW 
Displays the factory setting values of the black level 
adjustment (fine adjustment) for the odd blue signal 
in the CCD circuit board (black and white printing 
speed). 
 
Gain Adjustment Display 
4677 
Displays the factory setting values of the gain adjustment for Red. 
1  Factory Setting: RE Color 
2  Factory Setting: RO Color 
3  Factory Setting: RE BW 
4  Factory Setting: RO BW 
[0 to 255 / 0 / 1 digit/step] 
 
Gain Adjustment Display 
4678 
Displays the factory setting values of the gain adjustment for Green. 
1  Factory Setting: GE Color 
2  Factory Setting: GO Color 
3  Factory Setting: GE BW 
4  Factory Setting: GO BW 
[0 to 255 / 0 / 1 digit/step] 
 
4679 Gain Adjustment Display