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Reinstall the Print Head on a PIXMA MX712, MX892

Article ID: ART115370 | Date published: 05/11/2015 | Date last updated: 02/24/2020
 

Description

Learn how to remove and reseat the print head on your PIXMA MX712 or MX892 printer.

Solution

You can often correct print issues or clear errors if you reseat the print head.



Remove the print head

  1. Make sure the printer is turned ON, then gently open the paper output tray.

    Output try in open position

  2. Lift the cover (scanning unit) (1), then use the scanning unit support (2) to hold the cover open. The print head moves to the replacement position.

    Scanning unit cover shown (1), being held open by support (2)
  3. Push the tab (B) on an ink tank, then lift it out to remove it. Repeat this for each tank.
    Caution Be careful not to touch the print head lock lever (C).

    Tab (B) shown being pushed up to unlock tank - don't touch lock lever (C)

  4. Raise the print head lock lever.
     
  5. Tilt the print head slightly towards the front of the machine and gently lift it out.

    Print head being titled forward and pulled out of machine.

    Caution Don't touch the print head nozzles <1>, electrical contacts <2>, or ink supply ports <3>. Doing so may cause printing problems.

    Print head nozzles (1), electrical contacts (2) and ink supply ports (3) are all highlighted.
     


Reseat the print head

Check the carriage area to make sure there is no packing material, torn paper, etc. Remove anything you find.
  1. Tilt the print head and set it in place. Lower the print head lock lever (E) completely.

    Print head shown being lowered and set into place, then lock head (E) locked into place.
     
  2. Insert the front end of each ink tank into the print head at a slant, making sure the position of the ink tank matches the label.

    Ink tank shown being inserted at a slant

  3. ​Press the Push mark on each ink tank until the tank snaps firmly into place.

  4. Make sure the ink lamp lights up red.

    PUSH mark shown on top of ink tank

  5. When all the tanks are replaced, lift the printer cover slightly, set the scanning unit support back to its original position, and gently close the cover.
    Caution When closing the cover, be careful not to jam your fingers.
Caution When the next print task begins, the print head will begin an automatic clean.

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