HP Officejet J5780 User Manual

Print cartridge troubleshooting
If you are experiencing problems with printing, you might have a problem with one of the
print cartridges.
To troubleshoot print cartridges
1.Remove the black print cartridge from the slot on the right. Do not touch the ink
nozzles or the copper-colored contacts. Check for possible damage to the copper-
colored contacts or ink nozzles.
Make sure the plastic tape has been removed. If it is still covering the ink nozzles,
gently remove the plastic tape by using the pink pull...

•Ink is not filling the text or graphics completely
•
The text edges are jagged
•
The printout has a horizontal band of distortion near the bottom of the page
•
Colors run into each other on the printout
•
Printouts have horizontal streaks or lines
•
Printouts are faded or have dull colors
•
Printouts seem blurry or fuzzy
•
Printouts have vertical streaks
•
Printouts are slanted or skewed
•
The print quality of the fax I received is poor
•
Some of the pages of a fax I received are faded or blank
•
Ink is...

TIP:If the automatic document feeder does not pick up the plain paper, try
cleaning the front roller. Wipe the roller with a soft lint-free cloth dampened with
distilled water.
If the problem persists, or the automatic document feeder does not pick up the plain
paper, you can clean the rollers and separator pad manually.
For more information, see 
Clean the automatic document feeder.
Ink is not filling the text or graphics completely
Cause:The print cartridges need to be cleaned or might be out of ink....

Solution:Check the quality setting. Use a higher quality setting to increase the
amount of ink used for printing or copying.
To change the print speed or quality
1.Make sure you have paper loaded in the input tray.
2.On the File menu in your software application, click Print.
3.Make sure the HP All-in-One is the selected printer.
4.Click the button that opens the Properties dialog box.
Depending on your software application, this button might be called
Properties, Options, Printer Setup, Printer, or...

black print cartridge. With the photo print cartridge and the tri-color print cartridge
installed, you have a six-ink system, which provides enhanced quality photos.
For more information on print cartridges, see 
Print cartridge troubleshooting.
For more information on paper, see 
Understand specifications for supported media.
Colors run into each other on the printout
Cause:The print or copy quality setting is set too high for the type of paper loaded
in the HP All-in-One.
Solution:Check the quality...

Solution:HP recommends that you use genuine HP print cartridges. Genuine HP
print cartridges are designed and tested with HP printers to help you easily produce
great results, time after time.
NOTE:HP cannot guarantee the quality or reliability of non-HP ink. Printer
service or repairs required as a result of printer failure or damage attributable to
the use of non-HP ink will not be covered under warranty.
Cause:The print cartridges need to be cleaned.
Solution:Print a self-test report to determine if...

3.Tap a stack of paper on a flat surface to align the edges, and then check the paper
for the following:
• Make sure it is free of rips, dust, wrinkles, and curled or bent edges.
• Make sure all the paper in the stack is the same size and type.
4.Insert the stack of paper into the input tray with the short edge forward and the
print side down. Slide the stack of paper forward until it stops.
CAUTION:Make sure that the HP All-in-One is idle and silent when you load
paper into the input tray. If the HP...

6.Replace the output tray.
7.Flip the tray extender up toward you.
NOTE:When you use legal-size paper, leave the tray extender closed.
Cause:The print or copy quality setting on the HP All-in-One is set too low.
Solution:Check the quality setting. Use a higher quality setting to increase the
amount of ink used for printing or copying.
To change the print speed or quality
1.Make sure you have paper loaded in the input tray.
2.On the File menu in your software application, click Print.
3.Make sure the HP...

To change the copy quality
1.Make sure you have paper loaded in the input tray.
2.Load your original print side down on the right front corner of the glass or print
side up in the document feeder tray.
If you use the document feeder tray, place the pages so that the top edge of the
document goes in first.
3.In the Copy area, press Quality until the appropriate quality setting is lit.
4.Press Start Copy Black or Start Copy Color.
Cause:The print cartridges need to be cleaned or might be out of ink....

6.Clean the face and edges around the ink nozzle area with the swab, as shown
below.
1Nozzle plate (do not clean)
2Face and edges around the ink nozzle area
CAUTION:Do not clean the nozzle plate.
7.Slide the print cartridge back into the slot. Push the print cartridge forward until it
clicks into place.
8.Repeat if necessary for the other print cartridge.
9.Gently close the print cartridge door and plug the power cord into the back of the
HP All-in-One.
Cause:The sending fax machine is having problems....