Iq2 Iot Iq Defects Rap - Xerox VersaLink B7025 Service Manual

IQ2 IOT IQ Defects RAP

Use this RAP to resolve image quality defects produced in the IOT.
Ensure IQ1 Image Quality Entry RAP is performed before starting this RAP.
Image Quality Defect
Auger marks
Background
Banding (print head assembly) periodi-
cal line)
Black image
Blank image
Deletions
Heavyweight smear
Light-induced fatigue
Lines across the process direction
Lines in the process direction
Magnet roller pitch banding
Mottle
Regular blank areas in the process
direction
Regular toner contamination in the pro-
cess direction
Launch Issue
Xerox® VersaLink® B7025/B7030/B7035 Multifunction Printer
Subsystem Symptom
Xerographics There are multiple parallel shades in halftones in the process direction.
Xerographics The whole page or part of the page is contaminated by toner. The contamination appears as very light
grayish color.
Print head assem- Narrow banding in the process direction, approximately 10.7mm (0.4 inch) apart.
bly
Other Paper is printed completely black.
Other Paper is completely blank.
Xerographics Part of the image is missing.
Transfer The same symptom as smear, but occurs only when heavyweight paper is used.
Xerographics Drum pitch, 94.2mm (3.7 inches) shade occurs in halftones.
Xerographics Black lines or blank areas across the process direction.
Xerographics Black lines or blank areas in the process direction.
Xerographics There are shades of 32mm or 16mm pitch in the process direction.
Xerographics The density of solidly printed areas is uneven.
Xerographics There are regular pitch blank areas in the same shape.
Xerographics There is regular pitch toner contamination (spots, streaks, bands, etc.) in the process direction.
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to
death or injury. Moving parts can cause injury.
Ensure IQ1 Image Quality Entry RAP is performed before starting this RAP.
Procedure
Refer to Table 1, then perform the appropriate action.
Table 1 IQ defects
April 2017
3-5
WARNING
GP 10. Disconnect the power cord. Electricity can cause
Action
Perform the IQ12
RAP.
Perform the IQ4
RAP.
Install a new print head assem-
bly, PL 60.35 Item
Perform the IQ22
RAP.
Perform the IQ23
RAP.
Perform the IQ7
Perform the IQ18
Paper Smear RAP.
Perform the IQ25
Fatigue RAP.
Perform the IQ10
Lines in the Cross Process Direc-
tion RAP
Perform the IQ9
Lines in the Process Direction
RAP.
Perform the IQ13
Pitch Banding RAP.
Perform the IQ11
Perform the IQ14
Areas in the Process Direction
RAP.
Perform the IQ15
Contamination in the Process
Direction RAP.
Auger Marks
Background
1.
Black Prints
Blank Image
Deletions RAP.
Heavyweight
Light Induced
Black or White
Black or White
Magnetic Roller
Mottle RAP.
Regular Blank
Regular Toner
Imaqe Quality
IQ2