Ricoh D124-17 Service Manual page 790

2. Appendix 2: Service Program Mode
[0 to 99999999/0/1 nl]
2708 Ink After End
The ID chips attached to each ink cartridge keep an accurate account of the amount ink
sent to each sub tank in the carriage unit. These SP codes display an average of the total
amount of ink consumed from each ink cartridge.
1 Consumption Counter K
2 Consumption Counter C
3 Consumption Counter M
4 Consumption Counter Y
[0 to 2550000000/0/1 nl]
2902 Internal Test Pattern Select - RI20 (MtoP) Internal Patterns
86
Pattern
0 No Test Pattern Output
1 Black Grid Pattern
2 Cyan Grid Pattern
3 Magenta Grid Pattern
4 Yellow Grid Pattern
5 Frame Pattern
6 Black 2x2 Pattern
7 Cyan 2x2 Pattern
8 Magenta 2x2 Pattern
9 Yellow 2x2 Pattern
10 Density Pattern 1
11 Density Pattern 2
12 Density Pattern 3