SP4xxx: Scanner 
SM 5-55 D017/D018/D019/D020 
Service 
Tables 
8  Previous: RO BW 
Displays the previous black offset value (fine 
adjustment) for the odd red signal in the CCD 
circuit board (black and white printing speed). 
 
Black Level 1: Rough Adj. Display 
4655 
GE: Green Even signal, GO: Green Odd signal 
1  Previous: GE Color 
Displays the previous black offset value (rough 
adjustment) for the even green signal in the CCD 
circuit board (color printing speed). 
[0 to 255 / 112 / 1 digit/step] 
2  Previous: GO Color 
Displays the previous black offset value (rough 
adjustment) for the odd green signal in the CCD 
circuit board (color printing speed). 
3  Previous: GE Color 
Displays the previous black offset value (fine 
adjustment) for the even green signal in the CCD 
circuit board (color printing speed). 
[0 to 255 / 128 / 1 digit/step] 
4  Previous: GO Color 
Displays the previous black offset value (fine 
adjustment) for the odd green signal in the CCD 
circuit board (color printing speed). 
5  Previous: GE BW 
Displays the previous black offset value (rough 
adjustment) for the even green signal in the CCD 
circuit board (black and white printing speed). 
[0 to 255 / 112 / 1 digit/step] 
6  Previous: GO BW 
Displays the previous black offset value (rough 
adjustment) for the odd green signal in the CCD 
circuit board (black and white printing speed). 
7  Previous: GE BW 
Displays the previous black offset value (fine 
adjustment) for the even green signal in the CCD 
circuit board (black and white printing speed). 
[0 to 255 / 128 / 1 digit/step]