Ricoh C231 Service Manual page 686

ERROR DETECTION
6.12.4 PAPER FEED JAM (A JAM LOCATION INDICATOR + +
)
Paper feed
86°
Feed start timing sensor
Paper registration sensor
Registration check
C267D907.WMF
Paper feed will try again when the paper registration sensor does not turn on after
86 degrees from the paper start timing sensor. Then the drum will rotate one more
time and if the paper registration sensor still does not turn on, the A jam indicator
lights.
6.12.5 PAPER DELIVERY JAM (C JAM LOCATION INDICATOR)
Paper delivery
33.58°
Master eject Position Sn
Paper Eject Sn
Paper exit check
C267D908.WMF
A paper exit error occurs when the paper exit sensor turns on immediately after
turning on the power or after finishing printing.
Also, a paper exit error occurs when the paper exit sensor turns on at 33.58
degrees from the paper ejection position during printing.
SM 6-55 C267