Xerox WorkCentre 4150 Service Manual page 89

12. While the tray feed motor runs, stack the relevant code to energize the tray pickup clutch.
Check that the tray feed roll, PL 7.25 Item 11 rotates:
• Tray 2. Code 08-820.
• Tray 3. Code 08-830.
• Tray 4. Code 08-840.
13. Check the wiring between the tray pickup clutch and CN4 on the Tray PWB.
14. Check that the following components are clean and rotate freely:
• Tray feed roll, PL 7.25 Item 11.
• Tray nudger roll, PL 8.10 Item 12.
• Tray retard roll, PL 8.10 Item 12.
• Tray transport roll, PL 7.25 Item 22.
• Tray transport roll idlers, part of the tray access door, PL 7.20 Item 18.
15. If necessary, install new components:
• Tray feed roll, PL 7.25 Item 11.
• Tray nudger roll, PL 8.10 Item 12.
• Tray feed motor, PL 7.20 Item 9.
• Tray PWB, PL 7.20 Item 6.
• Tray assembly, PL 7.20 Item 1.
WorkCentre 4150
07-231, 331, 431 Check the Tray Feed Area RAP
07-231 The machine has detected that paper is jammed in the tray 2 paper feeding area or the
tray 2 side cover is open at power on.
07-331 The machine has detected that paper is jammed in the tray 3 paper feeding area or the
tray 2 side cover is open at power on.
07-431 The machine has detected that paper is jammed in the tray 4 paper feeding area or the
tray 2 side cover is open at power on.
Procedure
Switch off the electricity to the machine. Disconnect the power cord from the customer
supply while performing tasks that do not need electricity. Electricity can cause death or
injury. Moving parts can cause injury.
NOTE: The main PWB has 4 test points, GND, +3.3V, +5V and +24V. The location of the test
points is shown on the Main PWB PJ location illustration.
NOTE: Trays 2, 3 and 4 are identical. Check the relevant tray module.
NOTE: The right cover assembly interlock switch must be closed to supply +24V to the motors
and clutches.
Refer to Wiring Diagram 12 and Wiring Diagram 13. Perform the following:
1. Pull out the tray. Remove all jammed paper.
2. Open the tray access door, PL 7.20 Item 18. Remove all jammed paper.
3. Check the paper path for damage or obstructions.
4. Check that the SCF door sensor actuator on the paper guide, PL 7.20 Item 13 is not miss-
ing or damaged.
5. Enter dC330. Check the relevant SCF door sensor, PL 7.25 Item 14:
• Tray 2. Code 08-200.
• Tray 3. Code 08-300.
• Tray 4. Code 08-400.
6. Check the wiring between the SCF door sensor and CN10 on the Tray PWB. If necessary,
install a new SCF door sensor, PL 7.25 Item 14.
7. Check the wiring between CN1 on the Tray PWB and CN24 on the Main PWB.
8. Check that the tray feed sensor actuator, PL 7.25 Item 16 moves freely and is not dam-
aged.
9. Enter dC330. Check the relevant tray feed sensor, PL 7.25 Item 14:
• Tray 2. Code 08-200.
• Tray 3. Code 08-300.
• Tray 4. Code 08-400.
NOTE: The component control codes for the tray feed sensors are the same as for the
SCF door sensors.
10. Check the wiring between the tray feed sensor and CN10 on the Tray PWB. If necessary,
install a new feed sensor, PL 7.25 Item 14.
September 2006
2-31
WARNING
Status Indicator RAPs
07-230, 330, 430, 07-231, 331, 431