Ricoh S-P2 Service Manual page 188

6. Details
Remaining Paper Detection
6
Remaining paper is detected by the combination of the remaining paper sensor signals. The signals from
the sensors indicate whether there are 500, 450, 250, or 50 sheets remaining.
[A] Remaining paper sensor 1
[B] Remaining paper sensor 2
Amount of paper
1-50 sheets (10%)
51-250 sheets (50%)
251-450 sheets (90%)
451-500 sheets (100%)
186
Rem. paper sensor 1
OFF
OFF
ON
ON
Rem. paper sensor 2
OFF
ON
ON
OFF