HP Officejet 7500A Wide Format e-All-in-One Printer - E910a - Manual (Page 115)

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 1: Print on a page of plain paper
Solution: Print one or several pages of plain paper to soak up any excess ink in
the printer.
To remove excess ink using plain paper
1. Load several sheets of plain paper in the input tray.
2. Wait five minutes.
3. Print a document with little or no text.
4. Check the back of the paper for ink. If there is still ink on the back of the paper,
try printing on another page of plain paper.
Cause: Ink accumulated inside the printer, where the back of the paper rests during
printing.
If this did not solve the issue, try the next solution.
Solution 2: Wait while the ink dries
Solution: Wait at least thirty minutes for the ink inside the printer to dry, then try the
print job again.
Cause: The excess ink in the printer needed to dry out.
Poor black text
Try the following solutions if the text in your printouts is not sharp and the edges are rough.
•
Solution 1: Wait before you attempt to reprint
• Solution 2: Use TrueType or OpenType fonts
• Solution 3: Align the printhead
• Solution 4: Clean the printhead
Solution 1: Wait before you attempt to reprint
Solution: If the black cartridge is new, allow time for automatic servicing to clear
up the problem. Black print quality should start to improve in a few hours. If you do
Print quality troubleshooting 111