To erase volatile memory or buffered data, turn off the printer.
To erase non‑volatile memory or individual settings, device and network settings, security settings, and embedded solutions, do the following:
From the control panel, navigate to:
> Device > > Maintenance > > Out of Service Erase > > Sanitize all information on nonvolatile memory >
Select Yes > .
Select either Start initial setup or Leave printer offline, and then press .