Xerox VersaLink B7025 Service Manual

April 2017
3-10
Xerox® VersaLink® B7025/B7030/B7035 Multifunction Printer
IQ8, IQ9
Launch Issue
Imaqe Quality
IQ8 IOT Skew RAP
Printed images are not parallel to the edges of the paper.
Ensure IQ1 Image Quality Entry RAP is performed before starting this RAP.
Procedure
WARNING
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP 10. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Enter dC612. Select the a relevant internal test pattern. Make 5 simplex prints. Check the
prints for skew. Refer to IQS 5 Skew.
The prints are skewed.
YN
Make 5 duplex prints of the same internal test pattern. Check the prints for skew, refer to
IQS IQS 5 Skew.
Side 2 of the prints are skewed.
YN
No IOT skew is present. Re-define the image quality defect. Refer to IQ1 Image
Quality Entry RAP.
The skew occurs in the duplex paper path.
• Check the nip and drive rolls in the exit 2 transport assembly, PL 10.22 for wear,
damage and contamination.
• Check the exit 2 drive assembly ribs, PL 10.22 for wear, damage and contamination.
• Check the drive and idler rolls in the duplex L/H assembly, PL 80.50 for wear, dam-
age and contamination.
• Check the duplex cover chute ribs, PL 80.50 Item 6 for wear, damage and contami-
nation.
Clean or install new components as necessary.
Using the prints made from dC612, check the prints for distortion by measuring between the
lines produced.
The lines are parallel to each other.
YN
Install a new print head assembly, PL 60.35 Item 1.
Make 5 prints from each tray and the bypass tray to identify the source of skew:
• Check the feed rolls and guides for contamination. Clean the components as necessary.
• Check the feed rolls and transport rolls for wear. Install new components as necessary.
• Check that there is no variation in the size or weight of the sheets of paper in each tray.
• Check that the paper weight and type is within the specification. Refer to GP 15 Paper
and Media Size Specifications.
• Check that the paper size guides are set correctly.
• Check that the bypass tray width guides are set correctly.
• Check the bypass tray lower feeder assembly, PL 70.35 Item 2 for contamination, wear or
damage
• Check the registration chute, PL 80.55 Item 2 for wear, damage or contamination. If nec-
essary clean the housing or install a new registration chute.
• Check the paper path for obstructions. Refer to the IQ20 Print Damage RAP.
IQ9 Black or White Lines in the Process Direction RAP
Black lines or blank areas in the process direction.
Ensure IQ1 Image Quality Entry RAP is performed before starting this RAP.
Procedure
WARNING
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP 10. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
Remove, then reinstall the drum cartridge, PL 90.20 Item 1. Switch off, then switch on the
machine, GP 10. Make a print.
The image quality defect persists.
YN
Perform SCP 5 Final Actions.
Install a new drum cartridge, PL 90.20 Item 1. Switch off, then switch on the machine, GP 10.
Make a print.
The image quality defect persists.
YN
Perform SCP 5 Final Actions.
Check the surface of the BTR for contamination or distortion. The surface of the BTR is
good.
YN
Clean the BTR. If necessary, install a new BTR assembly, PL 90.15 Item 4.
Check for contamination in the paper transport path. The paper transport path is clean.
YN
Clean the contamination.
Remove the fuser, PL 10.05 Item 2. Check for contamination on the surface of the heat roll.
The surface of the heat roll is clean.
YN
If possible, remove the contamination. If necessary, install a new fuser, PL 10.05 Item 2.
Check the print head assembly, for scratches or contamination. The print head assembly is
good.
YN
Install a new print head assembly, PL 60.35 Item 1.
Install new components as necessary:
• Print head assembly, PL 60.35 Item 1.
• Drive PWB, PL 1.10 Item 3.
• ESS PWB, PL 3.10 Item 6.

Xerox VersaLink B7025 Specifications

General

Brand	Xerox
Model	VersaLink B7025
Category	All in One Printer
Language	English