Iq17 Stains On Print Back - Xerox Phaser 4620 Service Manual

IQ17 Stains on Print Back

Use this RAP when the printed sheets have stains on the non-image side of the paper.
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.
WARNING
Do not touch the Fuser while it is hot.
Initial Actions
• Load new, dry paper that meets specifications.
• Ensure that the printer is level.
• Remove the Drum Cartridge and check for contamination or obstructions.
Figure 1 Toner on the back of prints
Procedure
Print 10 test prints. A staining appears on all copies.
Y N
Print an additional 10 prints to clean residual toner from the rollers.
Remove the Transfer Roller and check for surface contamination or excessive wear. The
Transfer Roller is good.
Y N
Replace the Transfer Roller, REP 9.1.
Remove the Fuser. Check for damage or debris on the rollers. The Fuser rollers are good.
Y N
Clean or replace as necessary;
• Heat Roller PL 10.11
• Pressure Roller PL 10.11
A
Revision - Xerox Internal Use Only
Phaser 4600/4620 Printer Service Manual
A
• Fuser PL 10.10
Replace the following, in order, until the defective component is found.
• Transfer Roller, REP 9.1
• Fuser, REP 10.10
5/2011
3-19
Image Quality
IQ17