For a visual walkthrough of the initialization and HDD re-enablement process, watch this guide:

If the default "1234567812345678" has been changed and lost, you may need a physical "Reset Tool" (a specialized USB firmware key) provided by a certified Konica Minolta technician.

: A factory reset will erase all data, including address books, job logs, and machine settings. Make sure you have a chance to back up any necessary data before performing a reset.