HP Officejet 7500A E910 User Manual

If prompted, choose your country/region, and then click Contact HP for information
on calling for technical support.
Cause:There was a problem with the printhead.
Printouts are faded or have dull colors
Try the following solutions if the colors in your printout are not as bright and intense as
you expected.
•
Solution 1: Check the print settings
•
Solution 2: Check the paper type
•
Solution 3: Check the ink levels
•
Solution 4: Clean the printhead
•
Solution 5: Contact HP support
Solution 1: Check the...

NOTE:Ink level alerts and indicators provide estimates for planning purposes
only. When you receive a low-ink alert, consider having a replacement cartridge
available to avoid possible printing delays. You do not need to replace the ink
cartridges until print quality becomes unacceptable.
For more information, see:
Check the estimated ink levels
Cause:The ink cartridges might have insufficient ink.
If this did not solve the issue, try the next solution.
Solution 4: Clean the printhead
Solution:If the...

•Solution 3: Print the image in a smaller size
•
Solution 4: Align the printhead
Solution 1: Check the print settings
Solution:Check the print settings.
• Check the paper type setting to make sure it matches the type of paper loaded in
the input tray.
• Check the print quality setting and make sure it is not set too low.
Print the image with a high print quality setting, such as Best or Maximum dpi.
Cause:The paper type or print quality settings were set incorrectly.
If this did not solve the issue, try...

Vertical streaks
•Printouts have vertical streaks
Printouts have vertical streaks
Vertical Streaks are streaks that are parallel to the direction that the paper moved
through the printer.
Solution:HP recommends that you use HP papers or any other paper type that is
appropriate for the printer.
Always make sure the paper you are printing on is flat. For best results when printing
images, use HP Advanced Photo Paper.
Store specialty media in its original packaging inside a resealable plastic bag on a
flat...

Solution 3: Ensure that the rear access panel is securely installed
Solution:Make sure that the rear door is securely installed.
If you removed the rear door to clear a paper jam, replace it. Gently push the door
forward until it snaps into place.
Cause:The rear door was not securely installed.
Ink streaks on the back of the paper
Try the following solutions if there is smeared ink on the back of your printout.
•
Solution 1: Print on a page of plain paper
•
Solution 2: Wait while the ink dries
Solution...

not have time to wait, you can clean the printhead, but this uses more ink, and the
poor black text may reoccur until automatic servicing is allowed to complete.
Cause:Many black print quality problems clear up when the automatic services are
performed.
Solution 2: Use TrueType or OpenType fonts
Solution:Use TrueType or OpenType fonts to ensure that the printer is able to print
smooth fonts. When selecting a font, look for the TrueType or OpenType icon.
TrueType iconOpenType icon
Cause:The font was a...

The printer prints slowly
Try the following solutions if the printer is printing very slowly.
•
Solution 1: Use a lower print quality setting
•
Solution 2: Check the ink levels
•
Solution 3: Contact HP support
Solution 1: Use a lower print quality setting
Solution:Check the print quality setting. Best and Maximum dpi provide the best
quality but are slower than Normal or Draft. Draft provides the fastest print speed.
Cause:The print quality was set to a high setting.
If this did not solve the issue, try...

This section contains the following topics:
•
Clean the printhead
•
Align the printhead
•
Print and evaluate a print quality report
•
Advanced printhead maintenance
•
Advanced ink cartridge maintenance
Clean the printhead
If your printed output is streaked or has any incorrect or missing colors, the printhead
might need to be cleaned.
There are two stages of cleaning. Each stage lasts about two minutes, uses one sheet
of paper, and uses an increasing amount of ink. After each stage, review the quality...

This section includes the following topics:
•
To print a print quality report
•
To evaluate the Print Quality Diagnostic Page
To print a print quality report
Control panel: Touch Setup, select Print Report, select Printer Status or Self-Test,
and then click OK
To evaluate the Print Quality Diagnostic Page
This section includes the following topics:
•
Ink Levels
•
Good color bars
•
Ragged, irregularly streaked, or faded bars
•
Regular white streaks in the bars
•
Bar colors are not uniform
•
Large Black...

Ink Levels
▲Look at the Ink Level indicators in Line 21. If any of the bar level indicators are low,
you may need to replace that ink cartridge.
NOTE:Ink level warnings and indicators provide estimates for planning
purposes only. When you receive an ink alert message, consider having a
replacement cartridge available to avoid possible printing delays. You do not need
to replace cartridges until print quality becomes unacceptable.
Good color bars
Example of Good Color BarsAll seven bars are solid,...