Ricoh D131 Service Manual page 768

ADF Bottom Lift
Sets the timing for raising and lowering the bottom plate of the ADF.
6900
[0 to 1/1]
0: Original set, 1: Copy start
6910 Intermittent Shading
1 ON/OFF
Select ON or OFF of the intermittent shading in running the copy app.
0: OFF (do shading every time) / 1: ON
2 Interval
Set the interval 1 to the shading in doing intermittent shading.
[0 to 60 / 5 / 1]
SM Appendix 3-193
SP6000 Peripherals
D131/D132/D133