SolutionFollow the given steps in the order presented to resolve the issue:
Step one: Retry the print jobThe problem may occur only rarely. If you have not seen it in other printouts, try again.
Step two: Increase the print quality modeIf reprinting did not help, try increasing the print quality mode.
-
In the application you are printing from, click File
, and then click Print
.
-
Make sure the printer is selected, and then click Properties
.
-
Select the Paper/Quality
tab.
-
In the Print Quality
area, choose the next higher quality setting. If the current setting is
Draft, choose Normal. If the current setting is Normal, choose Best.
Step three: Print in grayscale (black area streaking only)
If the streaks are in a black area of a black and white printout, change to grayscale printing.
NOTE:
This step does not apply to color printouts.
-
In the application you are printing from, click File
, and then click Print
.
-
Make sure the printer is selected and click Properties
.
-
Click the Color
tab, and select Print Grayscale
and High Quality
.
Step four: Clean the printheadsIf the print quality is still bad, clean the printheads.
- Make sure the printer is loaded with unused white paper.
-
Open HP Solution Center
.
-
Click Settings
, Print Settings
, and then select Printer Toolbox
.
-
Click the Service Tab
.
-
Click Clean Printhead
, and then click Clean
.
Step five: Align the printheads
If the print quality is still bad, align the printheads.
- Make sure the printer is loaded with unused white paper.
-
Open the printer Toolbox
, and select the Printer Services
tab.
-
Click Align Printheads
. The Align Printheads window opens. Click Align
.
-
The printer prints an alignment page. The lines in the patterns should appear to be straight. Click OK
when the page finishes printing.
Step six: Calibrate the linefeed
If the print quality is still bad, calibrate the linefeed:
- Make sure the printer is loaded with unused white paper.
-
Open the printer Toolbox
and select the Printer Services
tab.
-
Click Calibrate Advanced Linefeed
. The Advanced Linefeed Calibration window opens. Click OK
.
Step seven: Replace one or both printheads
If
the print quality is still bad after performing all the above steps,
one or both of the printheads will have to be replaced. Print a PQ
Diagnostic page to see which printhead should be replaced.
- Make sure the printer is loaded with unused white paper.
-
Press the Setup
button.
-
Press 1
and *
simultaneously.
- Look
at the color blocks labeled Test Pattern 2. Some or all of them could
show white horizontal streaks. If none of the blocks are streaked, the
printheads are okay.
- If the Black block has lines – replace the KY printhead.
- If the Cyan block has lines – replace the MC printhead.
- If the Magenta block has lines – replace the MC printhead.
- If the Red block has lines – replace the KY printhead.
- If the Green block has lines – replace the KY printhead.
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