Xerox DocuPrint N24 Service Manual page 370

11 Open the Left Upper Cover, and observe the position of the jammed paper. The sheet of paper
stopped before entering the Fuser Assembly and the image is misregistered.
Y N
|
Go to step 13.
12 Replace the Resistor/Capacitor Assembly (PL 6.1). If problem still exists, replace the
Registration Sensor (REP 4.4.2).
13 Open the Left Upper Cover, and observe the position of the jammed paper. The sheet of paper
stopped while exiting the Fuser.
Y N
|
Go to step 15.
14 Remove the three screws securing the Fuser Left Cover and remove the Cover so you can
observe the Fuser Rolls. Hand rotate (counterclockwise) the Main Drive Motor. The Pressure Roll
rotates smoothly and the Fuser Stripper Fingers are undamaged.
Y N
|
Replace the Fuser Assembly (REP 4.7.1)
15 Remove the Fuser Full Cover (REP 4.1.1) and observe the position of the jammed paper. The
sheet of paper stopped in the Offset Unit Assembly.
Y N
|
Go to step 17.
16 Check the Offset Unit Assembly for lodged scraps of paper or damage. The Offset Unit Assembly
is clean and undamaged
Y N
|
Clean or replace the Offset Unit Assembly (REP 4.8.1).
17 Enter Diagnostic Mode - 5.4.5 Running a Service Output Test, Clutch Operation (Invert CCW) to
check the Face Up Clutch function. With clutch energized, hand rotate (counterclockwise) the
Main Motor. The Offset Rollers rotate.
Y N
|
Replace the Offset Exit Unit Assembly (REP 4.8.1).
18 Enter Diagnostic Mode - 5.4.6 Running a Service Sensor (H/L) Input Test, Face Up Exit Sensor
Detect. Insert, then remove, a sheet of paper into the Face Up Exit Sensor actuator. The Control
Panel LCD displays "IS WITH PAPER" when paper is inserted into the Face Up Exit Sensor, and
displays "IS WITHOUT PAPER" when the paper is removed.
Y N
|
Check the wiring between P/J 109 and P/J 462 (6.3.15) and between P/J 104 and P/J 462
(6.3.16). If OK, replace the Fuser Exit Sensor (REP 4.7.3).
19 Enter Diagnostic Mode - 5.4.5 Running a Service Output Test, Gate Solenoid Operation (Exit
Gate) to test the Exit Gate Solenoid function. The Exit Gate Solenoid energizes when Output
Test runs.
Y N
|
Check the wiring between P/J 210 and P/J 462 (6.3.16). If OK, replace the Exit Gate
Solenoid (REP 4.8.4).
20 Replace the Printer Engine Controller PWB (REP 4.10.6).
Repair Analysis Procedures (RAP)
2/2000
7-16 DocuPrint N24, N32, N40, N3225, and N4025