printer head

HP Officejet 6500 E709c and Premier E709q Inkjet printer- Replace printhead assembly


The print head assembly includes ink cartridge and print head。If the existing printhead assembly is damaged or incompatible with the all-in-one, replace the printhead assembly with a new one.


Replace printhead assembly

Follow the steps below to replace the print head assembly.
Warning:A new print head assembly must be prepared before uninstalling the old cartridge.
Asseel recommends that the cartridge be placed outside the all-in-one for less than 30 minutes. Doing so may damage the all-in-one and ink cartridges.

Step one:Loading paper

1.Lift out the carton

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2.Place a stack of paper on the right side of the box and print face down.

3.Adjust the width of the paper guide plate so that it sticks to the edge of the paper.

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4.Close the output tray.

5.Pull out the extension of the output tray and unfold the paper stop at the end of the extension.

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  1. Open the extension tray of the output tray
  2. Open the paper baffier




Step twoReplace printhead assembly

Follow the steps below to remove the old cartridge from the printhead.
WarningThe old ink cartridge can only be removed after preparing the spare printhead.

1.Open the cartridge door. The pen holder will move to the center of the all-in-one. Wait for the pen holder to stop before you can proceed to the next step.

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2.Press the button on the front of the cartridge and pull it outwards, then pull the slot up

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3.Repeat the above steps to remove all ink cartridges from the slot.

4.Lift the gray latch on the print head assembly

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5.Remove the old printhead from the slot.

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WarningDo not touch the copper contacts。 When installing the ink cartridge, do not let the contacts touch any surface or scratch the contacts.

6.Remove the printhead from the package.

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7.Hold the printhead upright so that the side with the colored illustration faces up.

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8.Place the print head in the unit so that the purple and green patches on the print head align with the purple and green patches on the all-in-one.

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9.Slowly put down the gray latch.

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10.With the ink cartridge contact point facing the printhead, slide the ink cartridge into the appropriate slot. Please refer to the color markings on the cartridge and in the printhead to avoid misplaced slots.








11.Press down on the cartridge until it clicks into place.

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12.Repeat the above steps to install all the ink cartridges, then close the cartridge door.


Asseel Graphics Company Tell You How to Perform Print Head Alignment (Windows)

“Print head Alignment”Will adjust ink tank position and improve related charts、Problems with incorrect position of lines and other items

  1. Turn on the printer.
    – For WindowsXP Home Edition
    Click/Select”Start”、”Control Panel”、”Printer and other Hardware”& “Printer and Fax”
    – For Windows XP Professional Edition
    Click “Start” and “Printer and Fax”
    – For Windows 2000/Me/98
    Click/Select “Start”and “Setup”, the select “Printer”
  2.  Right click on the printer icon and select “Attribute” from the displayed list.
  3.  Select the“Maintain”Tab, then click “Print Head Alignment”
    * Depending on the type of printer, the display will be different
  4. Place the paper thickness lever to the left and load an A4 or Letter size paper in the Auto Sheet Feeder.
    Click “Print head Alignment”
  5.  Printing will begin. View the displayed information and click “OK”.  Remark: Do not perform any other operation before printing
  6. Printing pattern
  7. If the pattern prints successfully, click “Yes” in the confirmation window. Remark: If the pattern is not printed or the result is significantly blurred, click “No” and restart printing from the beginning.
  8. Refer to the printed paper and enter the number in the “Print Head Alignment” window
    8-1. Select the pattern with the lowest number of visible vertical stripes in the column A area.
    8-2. Enter the pattern number of the selected pattern in the column A box shown on the right screen
    8-3. Similarly, enter the pattern number of the selected pattern in the Column B to Column L box
    An example of a high-visibility vertical stripe pattern.
    Low visibility vertical stripe pattern example.
    8-4. After entering all values, click “OK”
  9. “Print head alignment completed” message is displayed, click “OK.”

This completes the execution of “Print Head Alignment”.


If any questions about print head, pls contact:


printing heads

How to clean the print head for HP Printer?

Print head and its carriage contacts may collect foreign matter that may cause continuity problems The procedure for cleaning the print head and its carriage is as follows:

1.Turn off the printer and turn it on
2.Allow the printer to complete initialization
3.Use the down arrow key to scroll to the ink menu (ink drop icon) and press OK
4.Scroll to Replace Printhead and press OK
5.Open the top cover
6.Open the cartridge cover and remove all printheads
7.Unplug the power cord from the back of the printer
8.Clean the electrical contacts on the carriage and the printing head with a lint-free cloth (such as a coffee filter or glasses-glass cleaning cloth), and if necessary, gently wet the cloth with water (do not use tap water that may contain contaminants, but distilled or bottled water) And place the head down on a piece of paper or paper towel with the nozzle facing up
9.Caution: Do not clean the print head nozzle plate as it may cause permanent damage to the printhead
10.When the contacts dry, reinstall the printhead and close the carriage cover – Do not remove the print head from the printer for more than 30 minutes
11.Close the lid
12.Plug in the power cord, turn on the printer and try verifying the function

If any inquiry about the print head, pls feel free to contact: