Tray Motor - Ricoh Aficio 220 Service Manual

20 September 1999
SC501: 1st paper tray lift motor malfunction
SC502: 2nd paper tray lift motor malfunction
SC503: 3rd paper tray lift motor malfunction (optional paper tray unit)
SC504: 4th paper tray lift motor malfunction (optional paper tray unit)
-Definition- [C]
The paper lift sensor is not activated after the tray lift motor has been on for 18
seconds.
- Possible causes -
• Paper lift sensor defective
• Tray lift motor defective
• Too much load on the drive mechanism
• Poor tray lift motor connection
SC506: Paper tray motor lock (optional paper tray unit)
-Definition- [C]
A motor lock signal is not detected for more than 1.5 s or the lock signal is not
detected for more than 1.0 s during rotation.
- Possible causes -
• Paper tray unit motor defective
• Too much load on the drive mechanism
SC507: Tandem tray lift error (optional LCT)
-Definition- [C]
The lower limit sensor is not activated after the paper tray lift motor has been on
to lower the tandem tray for 8 seconds.
- Possible causes -
• Paper tray lift motor defective
• Lower limit sensor defective
• Too much load on the drive mechanism
SC508: Rear fence drive error (optional LCT)
-Definition- [C]
The return position sensor is not activated after the rear fence drive motor has
been on to lower the tandem tray for 8 seconds.
- Possible causes -
• Rear fence motor defective
• Return position sensor defective
• Too much load on the drive mechanism
SERVICE CALL CONDITIONS
7-7