3. Once you have selected a life counter to reset, a message similar to the following will be
displayed on the front panel. Press OK to reset the selected life counter or press Cancel to exit
without resetting the life counter.
If the life counter information cannot be read, the front panel will display Unable to get usage
counter. This could point to a possible firmware error.
4. If the utility exits correctly, OK will be displayed on the front panel.
Diagnostic Print
The purpose of this Service Utility is to print the Diagnostic Print in order to identify image quality
problems.
Print the Diagnostic Print as follows:
1. In the Service Utilities submenu, scroll to Diagnostic Print and press OK.
2. The front panel offers a selection of prints. Use the arrow keys to make the selection and press the
OK key to start printing the required Diagnostic Print.
If you select Advanced Diagnostic Print, a submenu appears.
If the OMAS sensor is enabled the printer will display a message: Do you want to disable
the OMAS sensor? Select Yes or No.
114 Chapter 5 Service tests and utilities ENWW
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