Ricoh BE-C1 D046 Field Service Manual page 492

5. Appendix: Service Call Conditions
SC440 B
SC460 B
5
Group 500: Paper Feed, Paper Transport, Fusing
SC503 B
SC504 B
44
• TD power pack defective
Transfer voltage output error
100 ms after the TD power pack started to output the transfer voltage, the feedback
voltage was detected less than 0.5 V for more than 200 ms.
• Defective high voltage cable caused a voltage leak
• TD power pack defective
Paper separation DC error
100 ms after the TD power pack started to output the separation charge, the
feedback voltage was detected less than 0.5 V for more than 200 ms.
• Defective high voltage cable
• TD power pack defective
Lift sensor 1 error
After the upper paper cassette was closed, lift sensor 1 did not switch on within 20 s
after tray lift motor 1 switched on.
-or-
Lift sensor 1 did not switch off within 1 sec. after the tray started to descend.
• Tray lift motor 1 connector loose, disconnected, broken.
• Paper or other foreign object has jammed tray lift motor 1.
• Pickup solenoid 1 connector is loose, disconnected, damaged.
• Paper or other foreign object has jammed pickup solenoid 1
• Lift sensor 1 defective
Lift sensor 2 error
After the lower paper cassette was closed, lift sensor 2 did not switch on within 20 s
after tray lift motor 2 switched on.
-or-
Lift sensor 2 did not switch off within 1 sec. after the tray started to descend.