Toner End/Near-End Detection - Ricoh Neptune-P1 Service Manual

Development
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The percentage values in this chart correspond to the percentages listed in the Main, Length, and Abnormal
ID Sensor Tables. For example, if the value is 10%, the toner supply clutch is on for 10% of the time; it
switches on for 0.3 s at 3.0 s intervals

Toner End/Near-End Detection

The machine compares Vsp/Vsg with two SP settings to find when the toner cartridge is almost empty (Toner
Near End) or fully empty (Toner End).
• SP2927-1: Near End Level
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