January 2016
3-22
WorkCentre WorkCentre 4150/4250/4260WorkCentre 4150/4250/42604150/
IQ19, IQ20
Image Quality
IQ19 Poor Registration RAP
Use this RAP when the copies are poorly registered.
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.
Perform the following:
1. Check that the paper guides in all trays are correctly positioned. Check that the DADF
document guides are correctly positioned.
2. Make a duplex copy from each paper tray.
3. Check the copies. If all the copies have poor side registration, perform the following:
a. Remove the DADF, refer to REP 5.1 (4150) or REP 5.3 (4250/4260/4265). Check
the DADF counterbalances for damage. Install new components as necessary, PL
5.10 (4150) or PL 5.35 (4250/4260).
b. Adjust the DADF side edge registration. Go to ADJ 5.1 DADF Side Edge Registra-
tion Adjustment.
4. If the copy from a tray is poor, perform the relevant procedure:
• ADJ 8.1 Lead Edge Registration Adjustment.
• ADJ 8.2 Side Edge Registration Adjustment.
IQ20 Image Displacement RAP
Use this RAP when the copies are displaced, left to right as shown in Figure 1.
Figure 1 Image displacement
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.
Perform the following:
1. Install a new LSU, PL 6.10 Item 1.
2. If the defect remains, perform the OF5 Main PWB Check RAP.