Lexmark 7421 XM9165

Entering the Diagnostics menu

1. Turn off the printer.
2. Press and hold 3 and 6 while turning on the printer.
   Release the buttons when the splash screen appears.

Reset Separator Roll and Pick Assembly Counter

This setting resets the value of the counter that tracks the usage of the 200K ADF maintenance kit.

Reset Maintenance Counter

This setting resets the value of the counter that tracks the usage of the multipurpose feeder maintenance roller kit.

1. Enter the Diagnostics menu, and then select Reset Maintenance Counter.
2. Select the kit to reset.

Reset Fuser Counter

This setting resets the fuser counter to zero.

Note:
This setting appears only if the Maintenance Warning and Intervention configuration ID bit is enabled.

Enter the Diagnostics menu, and then select Reset Fuser Counter.