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Lexmark X792

Lexmark X792

Color planes/images are not aligned to black or other color planes

Issue description

This article outlines the troubleshooting steps for correcting color alignment issues with black or other color planes on a printed image. See sample image below

Solution

StepAction

1

Identify any recent changes made in the printer.

  • If the Image Transfer Unit (ITU) has been replaced, proceed to Step 2.
  • If the toner cartridge/s has been replaced or even if there were no changes made, proceed to Step 3.

2

It is possible that the new ITU was exposed to a colder environment for extended period of time. Allow the new ITU to adapt to the printer’s operating environment. To do this, follow the steps below:

  1. Remove the new ITU and reinstall the old ITU.

  2. With the old ITU installed, power the printer on and allow it to calibrate.

  3. Allow time for the new ITU to acclimate to the printer’s operating environment.

  4. Power the printer off and reinstall the new ITU.

  5. Allow the printer to calibrate.

  6. Print a test page and check the result.

3

Ensure that the cartridges are not low on toner. Reseat each toner cartridge to ensure that the misalignment is not being caused by improper cartridge placement. Do this especially if the issue occurs right after replacing a brand new toner.

4

Check if compressed print modes are being used ("Print Area" = "Fit to Page"), set "Print Area" to "Normal" (default). Refer to”Print Area” for the steps.

5

If the printer is not set to compressed print modes and/or is not low on toner, perform a manual Color Calibration. Refer to”Manual Calibration” for the steps.

6

If none of the suggestions above resolved the issue, upgrade engine code to 129 or higher. please refer to the Firmware Update Instructions for updating the printer firmware.

After the update, print a test page and check the result. If the printout does not improve, contact Lexmark Technical Support to be guided in setting the printer’s Registration and Alignment. Otherwise, the issue is resolved.

How to Perform a Manual Color Calibration

StepAction

1

Press the Menu button to button on the operator panel.

2

Press scroll down button to scroll on the options and select Settings.

3

Press Printer Settings.

4

Select Quality.

5

Press Color Adjust.

How to Check / Change the Print Area Settings

For Lexmark C792

StepAction

1

Press the Menu Button button on the operator panel.

2

Select Settings.

3

Select Print Settings.

4

Select Set up Menu.

5

Press Print Area.

6

Select “Normal” and press the check mark to submit the changes.

For Lexmark X792

StepAction

1

Press the Menu Button button on the operator panel.

2

Press scroll down button to scroll down, select Settings.

3

Press scroll down button to scroll down, select Print Settings.

4

Select Set up Menu.

5

Check the current selection shown in the “Print Area” if “Normal” is not shown (default), press the scroll left button or scroll right button to change it to “Normal”.

6

Press the Submit button button.

How to Set the Color Registration and Alignment

Step

Action

1

Access the Diagnostics Menu. To do this:

  1. Power off the printer.

  2. On the printer’s numeric pad, press and hold the 3 and 6 buttons.

  3. Power on the printer

  4. Release the buttons when the progress bar reaches 50%.

2

Press the scroll down button to scroll down the options and select Printer Setup.

3

Select Reset Color Cal. After the printer resets, press Back.

4

Go to the Registration menu and print a “Quick Test” page. Click here to see a sample printout. Adjust top and bottom margins so that the tips of the arrows at the top and bottom of the sheet are at the respective paper edges.

Note:  Positive adjustments move the arrows outward and negative adjustments move the arrow inwards.

5

After adjusting the Registration, go to the Alignment menu and choose Magenta.

6

Print a “Quick Test” page and follow the instructions to bring the alignment within a few counts or so for each side (Top, Left, & Right). Click here to see a sample printout.

7

Repeat steps 5 and 6 for Cyan and Yellow.

8

Exit Diagnostics mode and allow the printer to calibrate.

Note:  If the suggested steps do not correct the issue, please consult your next level support before setting up service for the printer.

LEGACY ID: TE347

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