Iq12 Process Direction Bands, Streaks, And Smears Rap - Xerox DocuColor 1632 Service Manual

A B C
Check the components in the Registration Transport Assembly
slipping, damage, or contamination. Clean/replace as required
The defect occurred on copies from all five paper trays.
Y N
Check the components in the Registration Transport Assembly
slipping, damage, or contamination. Clean/replace as required
Check the IOT Lead Edge/Side Edge Registration
Check the feeder for the affected tray for wear, slipping, damage, or contamination.
ï Tray 1 Feeder (PL 2.4)
ï Tray 2 Feeder (PL 16.7)
ï Tray 3 Feeder (PL 16.9)
ï Tray 4 Feeder (PL 16.11)
ï Tray 5 Feed Assembly (PL 2.14)
TBD.
Prelaunch Training/Review
DC1632/2240
(PL 2.6) for wear,
(PL 2.6) for wear,
(ADJ 9.9) for that tray.
6/02
3-11

IQ12 Process Direction Bands, Streaks, and Smears RAP

Procedure
NOTE: The repetition rate for Transfer Belt defects varies considerably, depending on paper
size and mode of operation. The defect may appear as frequently as every 3rd sheet, or may
only occur every 14 sheets.
The defect occurs in approximately the same position on multiple prints.
Y N
If the defect occurs intermittently, examine the Developer Housings for evidence of toner
clumping. If clumping is found, replace the Developer
problem
The defect is a full-width (LE - TE) process direction deletion.
Y N
Remove the Fuser Assembly. Examine the Heat Roll for damage or contamination. Clean
or replace as required (PL 7.1).
If the Fuser is OK, check the Developer Housing
If the problem remains, replace the ROS
If the problem is related to a single color, replace the Drum Cartridge (see
sumables in Section 6).
Enter dC612. Select Test Pattern 20% coverage pattern for all colors. The defect is present
for all colors.
Y N
ï Check the ROS window for damage or contamination. Clean or replace as required.
ï Check Drum Cartridge for affected color. Check for damage or contamination to the
BCR.
ï Go to the IQ20 RAP to check the 1st BTR bias circuit for the affected color
ï Replace the Developer (PL 6.2) for the affected color. Check the housing for damage
or toner clumping.
Remove the IBT Cleaner (PL 5.3). Inspect the cleaning blade and Mylar seal for damage.
Clean or replace as required.
If the IBT Cleaner is OK, check the Transfer Belt
that there is no debris or loose wiring, etc. in contact with the belt. Clean or replace as required.
(PL 6.2). if this does not resolve the
(PL 6.2). Repair or replace as required.
(PL 3.1).
Machine Con-
(PL 5.3) for damage or contamination. Ensure
Image Quality
IQ9, IQ12