Color Definition: Black:
Fig. Black-1.5
As shown below, the issue may vary in location and appearance. Click a sample image below to see a larger version of it.
Description
White vertical line(s) or band(s).
Most likely causes
- Lint or other foreign object on the scanner glass under the black print cartridge
that is blocking the laser. See Fig. Black 1.1 - Fig. Black 1.3 as examples.
- Toner on the scanner glass under the black print cartridge that is blocking the laser. See Fig. Black 1.4 - Fig. Black 1.6 as examples.
- A drum or cylinder inside the printer has been scratched around its circumference.
- The print cartridge is near the end of its life.
Troubleshooting and suggestions
- Remove the black print cartridge
and then reinsert it. The protective glass cleaner will wipe the scanner glass under the black print cartridge. Show me how.
- Wait until the printer returns to the Ready state. Note that this will take several minutes.
- Print another set of PQ troubleshooting pages. Show me how.
- Look at the new set of test pages. If performing Step 1 did not eliminate the issue, perform the black print cartridge test procedure for white vertical line(s) or band(s) issue. Show me how.
- If the issue is not resolved, contact HP: CP4025, CP4525.
Recommended parts
Please let HP know if this helped you to resolve your issue, and help HP improve service.