Gestetner A193 Service Manual page 267

SC CODE DESCRIPTIONS
SC401: Transfer roller leak error 1
SC402: Transfer roller leak error 2
-Definition- [B]
A transfer roller current leak signal is detected.
- Possible causes -
•
High voltage supply board defective
•
Poor connection of the PCU
•
Transfer roller damaged
SC411: Separation bias error
-Definition- [B]
A separation bias leak signal is detected.
- Possible causes -
•
High voltage supply board defective
•
Poor connection of the PCU
•
Discharge brush defective
SC500: Main motor lock
-Definition- [B]
A main motor lock signal is detected for more than 5 seconds or the lock
signal is not detected for more than 500 ms during rotation.
- Possible causes -
•
Too much load on the drive mechanism
•
Main motor defective
SC503: Upper tray lift motor malfunction (optional paper tray unit only)
SC504: Lower tray lift motor malfunction (optional paper tray unit only)
-Definition- [C]
The paper upper limit sensor is not activated after the tray lift motor has
been on for 10 seconds.
- Possible causes -
•
Upper limit sensor defective
•
Tray lift motor defective
•
IOCSS board defective
(A193) 6-6 SM