Ricoh B230 Service Manual page 1126

Basic Operation
The skew correction sensor does not turn off even if the original was
fed by the maximum length of the original + 150 mm after the skew
correction sensor turned on.
Sensor stays
The registration sensor does not turn off even if the original was fed by
on too long
its length x 1.5 after the registration sensor turned on.
The exit sensor does not turn off even if the original was fed by its
length x 1.5 after the exit sensor turned on.
The skew correction sensor does not turn on even if the original was
fed by transport path length x 1.5.
Sensor does
The registration sensor does not turn on even if the original was fed by
not come on
transport path length x 1.5 after the skew correction sensor turned on.
The exit sensor does not turn on even the original was fed by transport
path length x 1.5 after the skew correction sensor turned on.
B789 24 SM