Action Yes No
If the printer is using a third-party
cartridge, then refer the users to
their cartridge supplier.
Is the printer using a genuine and
supported Xerox toner cartridge?
Step 4
Insert a genuine and supported
Xerox toner cartridge.
Does the problem remain?
Go to step 5. The problem is solved.
Step 5
1 Remove the imaging unit.
2 Clean the printhead laser glass
window with a soft cloth.
Does the problem remain?
Contact the next level of support. The problem is solved.
VVeerrttiiccaall DDaarrkk BBaannddss CChheecckk
Note: Before performing this print quality check, print the Print Quality Test Pages. From the
control panel, navigate to Settings > Troubleshooting > Print Quality Test Pages, and then
perform the initial print quality check. See Performing the initial troubleshooting check .
Action Yes No
Step 1
Check if the banding is along the
edge of the paper.
Is the banding along the edge of
the paper?
Go to step 2. Go to step 3.
Step 2
Replace the fuser. See Fuser
removal.
Does the problem remain?
Go to step 3. The problem is solved.
Step 3
1 Remove any packing material
left on the imaging unit.
Go to step 4. The problem is solved.
Xerox
®
B310 Printer
Service Manual
57
Diagnostics and Troubleshooting