Iq3 Black Copies Or Prints Rap; Iq4 Blurred Image From The Scanner Rap - Xerox WorkCentre 4150 Service Manual

IQ3 Black Copies or Prints RAP

Use this RAP when the machine produces black copies and prints.
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.
Refer to Wiring Diagram 3. Perform the following:
1. Make a print, make a copy. If the print and copy are both black, go to the 06-100, 06-200
LSU Error RAP.
2. Check the ribbon cable, PL 14.10 Item 7 between the CCD module and CN3 on the Main
PWB. If necessary, install a new CCD ribbon cable, PL 14.10 Item 7.
3. Install new components as necessary:
• CCD module, PL 14.10 Item 2.
• Main PWB, PL 1.10 Item 1.
4. Refer to Wiring Diagram 2. Perform the following:
• Check the wiring between CON1 on the HVPS and the terminal assembly, PL 4.15
Item 13.
• If necessary, install a new HVPS, PL 1.10 Item 2.
WorkCentre 4150

IQ4 Blurred Image From the Scanner RAP

Use this RAP when the scanner produces blurred images.
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.
1. Check the gap between the pressure plate and the CVT glass. Perform the following:
a. Put a sheet of A4 or 8.5x11 inch paper over the CVT glass, PL 14.10 Item 22.
b. Close the DADF.
c. Carefully pull the paper from underneath the DADF. Make sure that the paper was
pressed between the pressure plate and the CVT glass. If necessary, install a new
DADF PL 5.10 Item 1.
2. Perform the Shading Test procedure, GP 15. If the shading test fails, install new compo-
nents as necessary:
• CCD module, PL 14.10 Item 2.
• CCD ribbon cable, PL 14.10 Item 7.
• Scanner assembly, PL 14.10 Item 1.
• Main PWB, PL 1.10 Item 1.
September 2006
3-9
WARNING
Image Quality
IQ3, IQ4