Ricoh B264 Service Manual page 259

Component (Symbol)
Upper Paper End (S17)
Lower Paper End (S18)
Upper Relay (S19)
Lower Relay (S20)
Transfer Belt Position
(S21)
SM
CN Condition
Open
220-8
(IOB)
Shorted
Open
214-8
(IOB)
Shorted
Open
220-5
(IOB)
Shorted
Open
214-5
(IOB)
Shorted
Open
202-A10
(IOB)
Shorted
4-31
ELECTRICAL COMPONENT DEFECTS
Symptom
The Paper End indicator lights even if
paper is placed in the upper paper
tray.
The Paper End indicator does not light
even if there is no paper in the upper
paper tray.
The Paper End indicator lights even if
paper is placed in the lower paper tray.
The Paper End indicator does not light
even if there is no paper in the lower
paper tray.
The Paper Jam indicator will light
whenever a copy is made.
The Paper Jam indicator lights even if
there is no paper.
The Paper Jam indicator will light
whenever a copy is made.
The Paper Jam indicator lights even if
there is no paper.
No symptom
SC403 is displayed
B264/B265