Feed Jam (Multipurpose Tray) - Oki C9500dxn Maintenance Manual

2-2 Feed jam (multipurpose tray)

• Do feed jams occur right after power ON?
• Yes Is the jam at the entrance cassette sensor or entrance MT sensor?
Yes Remove the jammed paper.
(A)
• No Does the sensor lever (entrance MT sensor) function properly?
No Replace the faulty sensor lever.
• Yes Does the sensor (entrance MT sensor) function properly?
(Operate each sensor lever and confirm that the sensors function properly in the switch scan
test in the system maintenance mode. Also check the FSENS connector pin signal on the
engine board (K7N PWB).)
PIN 2: Entrance MT sensor
No Check the signal cable connection, then replace the sensor board (R71 PWB).
• Yes Check the signal cable connection, then replace the engine board.
• No Do feed jams occur right after papers are absorbed?
• Yes Did the paper reach the entrance MT sensor?
Yes Proceed to (A).
• No Replace the multipurpose tray assembly.
• No Is the resist motor rotating?
• No Is 34V output to fuse F4 on the engine board?
No Replace the low-voltage power unit.
• Yes Check the cable connections, then replace the engine board.
• Yes Check the cable connections, then replace the engine board.
41956001TH Rev.1
Oki Data CONFIDENTIAL
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