3/99DocuPrint N24, N32 and N40 Service Manual 8-55 Options8.1.7 Repair Analysis ProceduresRAP 8.1.7.1 Error Code “Paper Jam Clear Duplex Unit” and “Paper Jam /Clear Area A”1 Inspect the paper that is loaded in the paper tray. The paper loaded in the tray is smooth (notwrinkled) and not damaged.Y N| Replace the paper with new paper.2 Open the Duplex Module and inspect the paper path between the Fuser and the Duplex for paperscraps or foreign objects that could cause a paper jam. The paper path is clear.Y N| Clear the paper path.3 Enter Diagnostic Mode - Input H/L, Face Up Exit Sensor Detect. Insert a sheet of paper into theFace Up Exit Sensor actuator and press [4], then remove the sheet of paper and press [4]. TheControl Panel LCD displays “IS WITH PAPER” when you insert the paper into the Face Up ExitSensor and [4] is pressed, and the LCD displays “IS WITHOUT PAPER” when you remove thepaper and [4] is pressed.Y N| Check wiring between P/J 109 and P/J 462 (6.3.16). If OK, replace the Face Up ExitSensor (REP 4.8.3).4 Enter Diagnostic Mode - Input H/L, Duplex Sensor Detect (Exit). Insert a sheet of paper into theDuplex Module Exit Sensor and press [4], then remove the sheet of paper and press [4]. TheControl Panel LCD displays “IS WITH PAPER” when you insert the paper into the Exit Sensor,and the LCD displays “IS WITHOUT PAPER” when you remove the paper.Y N| Check wiring between P/J 124 and P/J474 and between Duplex Module PWB and P/J 404(WIR 8.1.5.1). If OK, replace the Duplex Exit Sensor (REP 8.1.3.8).5 Enter Diagnostic Mode - Output Test, Clutch Operation (INVERT CCW) to check the InverterClutch function. With the clutch on, hand rotate (counterclockwise) the Main Motor. The ExitRollers rotate.Y N| Check wiring between P/J 219 and P/J 462 (6.3.16). If OK, replace the Inverter ClutchCCW (PL 9.4).6 Enter Diagnostic Mode - Output Test Duplex Operation (Exit Gate Solenoid) to check the DuplexExit Gate Solenoid function. The Duplex Exit Gate Solenoid energizes when you start the OutputTest.Y N| Check wiring between P/J 222 and P/J 404 (WIR 8.1.5.1). If OK, replace the Duplex ExitGate Solenoid (REP 8.1.3.9).
