Iq Rap 9 Residual Image - Xerox DocuPrint N2025 Service Manual

A B
Check for the continuity between the Metal Grounding Contact and the printer body
frame. There is continuity between the Grounding Contact and the Printer Frame.
Y N
Replace the Right Print Cartridge Guide (REP 7.2).
Inspect the BTR Assembly for contamination and wear. The BTR is free of contamina-
tion and wear.
Y N
Replace the BTR Assembly (REP 7.7).
Generate a Test Print and switch OFF the printer power halfway through print cycle. Care-
fully remove the Print Cartridge and inspect the toner image on the Drum just before the
transfer area (BTR). The image on the Drum is developed; with sharp, black, easily
read areas and no horizontal streaks.
Y N
Go to RAP 43.
Inspect the toner image on the Drum immediately after the transfer area (BTR). The
toner image on the Drum was transferred to the paper along with any horizontal
streaks.
Y N
Replace the BTR Assembly (REP 7.7).
Open the Exit Assembly. Remove the Fuser Assembly. Turn the Fuser Assembly upside
down. Rotate the fuser idler gear manually and inspect the Heat Roll. Turn the Fuser
Assembly right side up. Open the fuser jam access cover. Rotate the fuser idler gear man-
ually and inspect the Pressure Roll. The Heat Roll and the Pressure Roll are free of
scratches and contamination.
Y N
Replace the Fuser Assembly (REP 5.1).
Go to RAP 44.
Problem solved.
Image Quality Repair Analysis Procedures
IQ RAP 8, IQ RAP 9

IQ RAP 9 Residual Image

The image from a previous print, which was not removed during the cleaning process, has
been developed on the current print.
Figure 1 Residual Image
Initial Actions
• Inspect the printer paper path for items such as staples, paper clips and paper scraps.
• Check installation of the Print Cartridge.
• Check that the Print Cartridge ground contact points are clean.
• Verify the fuser temperature (NVM).
Procedure
Replace paper with fresh, dry paper. Run a test print. Residual images still appear.
Y N
Problem solved.
Install a new Print Cartridge. Run a test print. The residual images still appear.
Y N
Problem solved.
Inspect the BTR Assembly for contamination and wear. The BTR is free of contamination
and wear.
Y N
Replace the BTR Assembly (REP 7.7).
A
02/2000
3-18
Initial Issue
DocuPrint N2025/N2825