Lexmark CX725
Printhead misalignment may cause crooked or skewed print. Perform this procedure after replacing the printhead or if there are skewed print issues.
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Registration adjust > Quick test
Check the test page.
The following test page result shows a properly aligned printhead:
In most cases, the printhead is skewed counterclockwise, as shown in the following test page result.
Remove the scanner tilt. See Scanner tilt removal.
Lift the scanner, and then remove the bin cover. See Output bin cover removal.
Loosen the three screws.
Adjust the printhead until the bottom left corner of the printhead touches the alignment pin (A).
Print another test page, and then check if the printhead is aligned.
Repeat steps 4 and 5 until the printhead is aligned.
Tighten the three screws.
Colors Are Too Dark or Black Shading Is Covering Partial or Entire Page on the Lexmark CS310, CS410, CS510, CX310, CX410, or CX510
Lexmark C/XC41xx and CS/X72x: Print Quality Diagnosis ? Vertical White Lines on a Printed Page