Oki C9850

Oki Data CONFIDENTIAL
43627911TH Rev. 3
198 /
-4 Paper Output Jam
• Immediately after turning ON the power, does a paper output jam occur?
• YES Is there a jam with the paper Exit sensor?
YES Remove the paper jam.
• NO Does the paper Exit sensor lever operate normally?
NO Replace the paper Exit sensor lever.
• YES Does the Delivery Sensor work properly? (Activate the Sensor Lever
and check to see if the sensor works properly using the switch scan test
in the self-diagnosis mode.)
NO Check signal cable connection, then replace the paper Exit sensor.
• YES Replace the engine PCB.
• NO Is the Left Upper Cover closed fully?
NO Close the Left Upper Cover fully.
• YES Is the heat motor operating?
• NO Is the fuse of the heat motor blown?
NO Replace the heat motor.
• YES Check the cable connection, then replace the engine PCB.
• YES Does the paper output guide Assy operate normally?
• YES Is 20V or more output to the DC0 connector pin of the Motor Driver PCB
(S2P)?
NO Replace the motor driver PCB (S2P).
• YES Replace the paper output guide Assy.
• YES Replace the engine PCB.