Oki C9200 Service Manual page 110

2-3 Paper Feed Jam
• Does the paper jam occur immediately after the printer is powered on?
• Yes Is the paper jammed at the entrance belt sensor?
Yes Remove the jammed paper.
• No Does the lever of the write sensor work right?
No Replace the lever of the write sensor.
• Yes Does the entrance belt sensor work properly?
(Operate the sensor lever and verify the signal on the FSENS connector pin on the engine
board (K73 PWB).)
Pin 6: Entrance belt sensor
No Check the connection of the cable, or replace the sensor board (R71 PWB).
• Yes Check the signal cable connection. Is it attached properly?
No Connect the cable properly.
• Yes Replace the engine board.
• No Does the paper jam occur immediately after paper is fed?
• Yes Does the paper reach the write sensor?
Yes Go to
• No Is the registration motor rotating?
• No Is the resistance of the registration motor at the rated value (approx. 7.9 )?
No
• Yes Check the gear engagement, or replace the engine board.
• Yes Replace the resistration roller (A) or (B).
• No Does the paper jam occur when paper is loaded?
• Yes Does the belt motor rotate properly?
• No Is the resistance of the belt motor at the rated value (approx. 7.9 )?
No
• Yes Check gear engagement, or replace the engine board.
• Yes Check gear engagement, or replace the belt assy.
• No End
41388601TH Rev.2
.
Replace the registration motor.
Replace the belt motor.
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