Print Quality Troubleshooting Tool for HP Color LaserJet CM3530MFP

One or more vertical lines appearing as a continuous line. The line(s) can occur anywhere in the page. The issue may start out as one line, with more lines appearing over time as the issue gets worse.These lines may appear on all five test pages.

• Debris in the intermediate-transfer belt (ITB ) cleaning blade (especially paper dust, or adhesive or fragments from labels).
• Damage to the ITB cleaning blade (especially from media problems, staples, or poor quality paper).
• One or more print cartridges have been operated beyond the end of its life.

1. Perform the vertical line(s) or line segment(s) test setup procedure. Show me how.
2. Wait until the printer returns to the Ready state. Note that this will take several minutes.
3. Print another set of PQ troubleshooting pages. Show me how.
4. Look at the test pages.
   If the vertical line(s) issue is present on any test page, go to step 5a.
   Otherwise, if every test page is completely blank, go to step 5b.
5. a. The ITB unit is damaged. To replace it with a new unit, purchase an ITB kit. Then, install the new parts in the ITB kit. Show me how.
   b. Perform the print cartridges test procedure for vertical line(s) or line segment(s). Show me how.
   
6. Wait until the printer returns to the Ready state. Note that this will take several minutes.
7. Print another set of PQ troubleshooting pages. Show me how.
   If the vertical line(s) issue is not resolved, contact HP.
8. Perform the vertical line(s) or line segment(s) test completion procedure. Show me how.

Order an ITB unit
Order a print cartridge
Note: It is not necessary to replace the other print cartridges.