Lexmark 5028-135 CS720

Registration adjust

This setting allows you to adjust the skew, margins, or perform a Quick Test.

1. Enter the Diagnostics menu, and then navigate to:
   Printer diagnostics & adjustments > Registration adjust
2. Select a setting.

Color alignment adjust

This setting allows you to adjust the color alignments and to print or reset the default settings.

1. Enter the Diagnostics menu, and then navigate to:
   Printer diagnostics & adjustments > Color alignment adjust
2. Select a setting.

Supply reset

The setting resets the fuser and ITM counter values to zero.

1. Enter the Diagnostics menu, and then navigate to: Printer diagnostics & adjustments > Supply reset
2. Select a setting, and then touch Start.

Add-on cards tests

This setting allows you to test the add-on cards installed on the printer.

1. Enter the Diagnostics menu, and then navigate to: Printer diagnostics & adjustments > Add‑on cards tests
2. Select a card.

Printhead diagnostics

This setting allows you to test the printhead.

1. Enter the Diagnostics menu, and then navigate to: Printer diagnostics & adjustments > Printhead diagnostics
2. Select a test, and then touch Start.

Weather station

This setting lets you view the temperature of the weather station sensor.

1. Enter the Diagnostics menu, and then touch Printer diagnostics & adjustments.
2. From the Weather station section, touch Start.

Fuser temperature

This setting lets you view the fuser temperature.

1. Enter the Diagnostics menu, and then touch Printer diagnostics & adjustments.
2. From the Fuser temperature section, touch Start.