Ricoh D129 Service Manual page 287

Main SP Tables-4
4625 Black Level Adj. Display
Latest: BE Color
[0 to 16383 / 0 / 1 digit]
001
Displays the black offset value (rough adjustment) for the even blue signal in the
SBU (color printing speed).
Latest: BO Color
[0 to 16383 / 0 / 1 digit]
002
Displays the black offset value (rough adjustment) for the odd blue signal in the
SBU (color printing speed).

BE: Blue Even signal, BO: Blue Odd signal
Analog Gain Adjust
4628
Displays the gain value of the amplifiers on the controller for Red.
Only for the color scanner
001 Latest: R Color
Analog Gain Adjust
4629
Displays the gain value of the amplifiers on the controller for Green.
SP4629-003 and -004 are used only for the color scanner model.
001 Latest: G Color
Analog Gain Adjust
4630
Displays the gain value of the amplifiers on the controller for Blue.
001 Latest: B Color
D129/D130
[0 to 7 / 0 / 1 digit]
[0 to 7 / 0 / 1 digit]
[0 to 7 / 0 / 1 digit]
5-28 SM