Xerox WorkCentre 4150 Service Manual page 91

07-530 Jam 0 From the Bypass Tray RAP
The feed sensor failed to actuate within the correct time after paper was fed from the bypass
tray.
Procedure
WARNING
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: The right cover assembly interlock switch must be closed to supply +24V to the motors
and clutches.
Refer to Wiring Diagram 4, Wiring Diagram 5 and Wiring Diagram 6. Perform the following:
1. Switch off the machine, then switch on the machine.
2. Open the right cover assembly, PL 7.30 Item 1. Remove all jammed paper.
3. Check the paper path for damage or obstructions.
4. Check that the feed sensor actuator, PL 8.15 Item 5 moves freely and is not damaged. If
necessary, install a new feed sensor actuator assembly, PL 8.15 Item 14.
5. Enter dC330 code 08-100. Check the feed sensor (Q08-100), PL 8.15 Item 8.
6. Check the wiring between the feed sensor and CN13 on the Main PWB. If necessary,
install a new feed sensor, PL 8.15 Item 8.
7. Enter dC330 code 04-100 to run the main BLDC motor.
8. While the main BLDC motor runs, stack the code 08-800 to energize the bypass feed
clutch (CL08-800). Check that the bypass tray feed roll, PL 8.20 Item 17 rotates.
9. Check the wiring between the bypass feed clutch, PL 8.20 Item 28 and CN21 on the Main
PWB. Install new components as necessary, PL 8.20.
10. While the main BLDC motor runs, stack the code 08-850 to energize the registration
clutch (CL08-850). Check that the registration roll, PL 4.15 Item 1 rotates.
11. Check the wiring between the registration clutch, PL 4.15 Item 4 and CN13 on the Main
PWB. Install new components as necessary, PL 4.15.
12. Check that the following components are clean and rotate freely, install new components
as necessary:
• Bypass tray feed roll, PL 8.20 Item 17.
• Registration roll, PL 4.15 Item 1.
• Registration roll idler, PL 4.15 Item 7.
13. If necessary, install new components:
• Paper transport assembly, PL 8.20 Item 1.
• Main PWB, PL 1.10 Item 1.
WorkCentre 4150
September 2006
2-33
Status Indicator RAPs
07-530