Color Definition: Cyan: 
Fig. Cyan-3-1.1
As shown below, the issue may vary in location and appearance. Click a sample image below to see a larger version of it.
Fig. Cyan-3-1.1
Fig. Cyan-3-1.2
Fig. Cyan-3-1.3
Description
Pages print with sharp, narrow, light or dark bands repeating every 1.6 inches (41 mm).
Most likely causes
- The charge roller in the
cyan (blue) image drum
is not charging the OPC uniformly.
Troubleshooting and suggestions
- In the Print Quality - Optimize menu, set Cleaning Frequency to Alternate. This increases the frequency with which the charge roller is cleaned. Show me how.
- Print and examine another set of PQ troubleshooting pages. Show me how.
- Look at the new set of test pages. If the issue is not resolved, replace the
cyan (blue) print cartridge
Show me how.
- After replacing the cyan image drum, print another set of PQ troubleshooting pages. Show me how.
- Look at the new set of test pages. If the issue is not resolved, Contact HP.
Recommended parts
Order a cyan image drum.
Note: It is not necessary to replace the other image drums.
Please let HP know if this helped you to resolve your issue, and help HP improve service.