Using the printer control panel
Turn off the printer.
Hold down 2 and 6 while turning the printer on. Release the buttons only when the screen with the progress bar appears.
The printer performs a power-on sequence, and then the Configuration menu appears. When the printer is fully turned on, a list of functions appears on the printer display.
Touch Disk Encryption > Enable.
Note: Enabling disk encryption will erase the contents of the printer hard disk.
Touch Yes to proceed with disk wiping.
- Do not turn off the printer during the encryption process. Doing so may result in loss of data.
- Disk encryption can take from several minutes to more than an hour, during which the printer will be unavailable for other user tasks.
- A status bar will indicate the progress of the disk wiping task. After the disk has been encrypted, the printer will return to the Enable/Disable screen.
Touch Back > Exit Config Menu.
The printer will perform a power‑on reset, and then return to normal operating mode.