Ricoh FT8880 Service Manual page 202

REPLACEMENT AND ADJUSTMENT
5.7 BIN/JAM SENSOR REMOVAL
[B]
Upper Bin/Jam Sensor
1. Remove the upper cover (4 screws).
2. Remove the bin/jam sensor bracket [A] (1 screw).
3. Replace the upper bin/jam sensor [B] (1 screw).
4. Adjust the sensor sensitivity by turning VR100 and 101 on the main board.
Lower Bin/Jam Sensor
1. Remove the motor cover [C] (2 screws) and the harness cover [D] (2
screws).
2. Remove the bottom 5 bins.
3. Replace the lower bin/jam sensor [E] (1 screw).
4. Adjust the sensor sensitivity by turning VR100 and 101 on the main board.
[A]
[E]
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6 March 1992
[C]
[D]