Ricoh MP C2504 Field Service Manual page 1375

3. Engine SP Mode Tables
1-164-128 Shading Position: SRA3: 8
1165
1-165-001 Execution Judgement
1-165-101 Continuous Error Times
140
[Shading Plate Control]
ENG [0 to 1000 / 0 / 1pluse/step]
*ENG [0 or 1 / 0 / 1/step]
0: ON
1: OFF
*ENG [0 to 10 / 0 / 1/step]