Ricoh D072 Service Manual page 559

Bit Switches
System Switch 1B [SP No. 1-101-028]
In this switch setting, there is a limitation. Do not select the same image quality in two
modes.
e.g) these setting combination is not allowed:
[Bit1: 0, Bit 0: 1 = Text] [Bit3: 0, Bit 2:0 = Photo/ Diffusion]
[Bit 6: 0, Bit 5: 0, Bit 4: 0 = Text]
No. FUNCTION
Image Quality in Text mode
0-1 Bit 1: 0, Bit 0: 0 = Text/ Sharp
Bit 1: 0, Bit 0: 1 = Text
Image Quality in Photo mode
Bit 3: 0, Bit 2: 0 = Photo/
2-3 Diffusion
Bit 3: 0, Bit 2: 1 = Photo/
Dithering
Image Quality in Special
Original mode
Bit 6 Bit 5
0 0
4-6
0 0
0 1
0 1
1 0
1 0
7
Not used
D067/D068/D069/D072
This setting determines the desirable scanning
image quality when the text mode is selected
with the operation panel.
This setting determines the desirable scanning
image quality when the photo mode is selected
with the operation panel.
This setting determines the desirable scanning
image quality when the special original mode is
selected with the operation panel.
Bit 4 Mode
0 Text
1 Text/ Sharp
0 Photo/ Diffusion
1 Photo/ Dithering
0 Dropout color
1 -
Do not change these settings.
COMMENTS
7-20 SM Appendix