Reseat the Print Head to resolve the U051 / U052 error.

Article ID: ART138026 | Date published: 05/13/2015 | Date last updated: 09/04/2019
 

Description

The error U051 / U052 indicates that a communication issue with the print head has occurred.  This can be caused either by the print head not being seated properly or a hardware failure.
  • U051 Print head is not installed. Install the print head.
  • U052 The type of print head is incorrect. Install the correct print head.

Solution

You may be able to resolve the issue by following the instructions below to seat the print head properly.  

Reseat the Print Head:

  1. Make sure that the power is turned on, and open the Paper Output Tray gently
     
  2. Lift the Scanning Unit (Cover), then hold it open with the Scanning Unit Support (A). (The print head will move to the replacement position.)


     
  3. Remove all the Ink Tanks in the following manner.
    1. Push the tab (B) and lift the ink tank to remove.
    2. Do not touch the Print Head Lock Lever (C) while removing the ink tanks.


       

  4. Once the ink tanks have been removed, raise the print head lock lever.
     
  5. Tilt the print head slightly towards the front of the machine and lift out gently.




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



    *Before proceeding to next step, check the carriage area for packing material, torn paper, etc. and remove if found
     
  6. Tilt the Print Head and set it in place. Lower the Print Head Lock Lever (E) completely.


     
  7. Insert ink tanks into the print head.
    1. Insert the front end of ink tank into the Print Head at a slant.

      Make sure that the position of the ink tank matches the label.


       

    2. Press the mark (Push) on the ink tank until the ink tank snaps firmly into place.

      Make sure that the ink lamp lights up red.

  8. Lift the Scanning Unit (Cover) slightly to set the Scanning Unit Support back to its original position, and gently close the Scanning Unit (Cover).

    Caution: When closing the scanning unit (printer cover), be careful not to jam fingers.

    N
    ote: When the next printing begins, the print head cleaning will begin automatically.
     

 

 

 


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