Iq Rap 16 Skips / Smears; Iq Rap 17 Unfused Image - Xerox DocuPrint N2025 Service Manual

IQ RAP 16 Skips / Smears

A disturbance of the image which lengthens or shortens the image in the process direction. A
darkening across the process direction or a repeat of the image in the process direction (Figure
1).
Figure 1 Skips / Smears
Initial Actions
• Check that the paper supply is dry and fresh.
• Check to ensure that the paper is within specification.
• Check the paper path for any obstructions or debris.
Procedure
Run a test print. The image has skips or smears.
Y N
Problem Solved.
Check, clean, or replace as necessary in the following sequence:
• The Paper Transport gears, pulleys, or other components (REP 4.1).
• The Main Drive components (REP 6.1).
• The Fuser drive components (REP 5.4/ REP 5.5).
• The Fuser Assembly (REP 5.1).
The defect still occurs.
Y N
Problem Solved.
Replace the Print Cartridge (PL 8.1).
Initial Issue
DocuPrint N2025/N2825

IQ RAP 17 Unfused Image

The printed image is not fully fused to the paper. The image rubs off easily (Figure 1).
Initial Actions
• Check to ensure that the paper is within specification.
Procedure
Replace the paper with fresh, dry paper from an unopened ream. Run a test print. The prob-
lem is still present.
Y N
Problem solved.
Refer to Nonvolatile Memory Setup Mode and check the Fuser setting. The NV code is set to
the factory default value.
Y N
Set NV code to the factory default value. Run 25 test prints. The
present.
Y N
Problem Solved.
Increase the fuser temperature by one increment.
The overall print density is within specification.
Y N
Go to IQ RAP 1
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 manually and inspect the
Pressure Roll. The Heat Roll and the Pressure Roll are free of scratches and contamina-
tion.
02/2000
3-25
Figure 1 Unfused Image
problem
Image Quality Repair Analysis Procedures
IQ RAP 16, IQ RAP 17
is still