Ricoh D072 Service Manual page 467

System Service Mode (Basic: D067/D072)
4658* SBU Gain-Adjust
4658 1 EVEN
4658 2 ODD
4658 3 RED
4658 4 GREEN
4658 5 BLUE
Gray Balance-Book
4685*
4685 1 RED
4685 2 GREEN
4685 3 BLUE
4686* Gray Balance-DF
4686 1 RED
4686 2 GREEN
4686 3 BLUE
4687* White Balance
4687 1 Adjust
4687 2 Result
D067/D068/D069/D072
[0 to 511 / - / 1 /step]
Displays the gain value of the gain adjustment in
the SBU.
[128 to 383 / 256 / 1 /step]
Adjusts the coefficient of the gray balance
adjustment for the book scanning.
[128 to 383 / 256 / 1 /step]
Adjusts the coefficient of the gray balance
adjustment for the DF scanning.
[222 to 281 / 256 / 1 /step]
Adjust the correction value for the white plate
adjustment.
Displays the current value of the white plate
adjustment.
If SP4-428 has not been done, this value is "0".
5-158 SM Appendix