Ricoh FT8680 Service Manual page 385

31 July 1995
SC723 - Sorter Staple Unit and/or Grip Home Position Sensor Failure
Definition:
The sorter main PCB cannot detect the home position signals from the
following sensors when they are actuated:
Staple unit home position sensor
Grip home position sensor
Points to check:
•
Each home position sensor
•
Mechanical interference with each sensor actuation
•
Staple unit positioning motor
•
Grip motor
•
Sorter main PCB
SC725 - Sorter Hammer Home Position Sensor Failure
Definition:
The sorter main PCB cannot detect the home position signal from the
hammer home position sensor when it is actuated:
Points to check:
•
Hammer home position sensor
•
Mechanical interference with the hammer
•
Staple motor
•
Sorter main PCB
•
FU100 on the sorter main PCB (Staple motor power)
SC741 - 2ND Sorter Main Motor Overload
Same as SC721
SC742 - 2ND Sorter Jogger Home Position Sensor Failure
Same as SC722
SYSTEM ERROR AND SERVICE CALL CONDITIONS
6-23