If you have selected [Print on Ppr], press the [Start] key and print out the machine's data encryption
key.
9. Press [OK].
10. Press [Exit].
11. Press [Exit].
12. Log out.
13. Turn off the main power switch, and then turn the main power switch back on.
The machine will start to convert the data on the memory after you turn on the machine. Wait until
the message "Memory conversion complete. Turn the main power switch off." appears, and then
turn the main power switches off again.
For details about turning off the power, see "Turning On/Off the Power", Getting Started.
Backing Up the Encryption Key
The encryption key can be backed up. Select whether to save it to an SD card or to print it.
• The encryption key is required for data recovery if the machine malfunctions. Be sure to store the
encryption key safely for retrieving backup data.
1. The machine administrator logs in from the control panel.
2. Press [System Settings].
3. Press [Administrator Tools].
4. Press [ ] nine times.
5. Press [Machine Data Encryption Settings].
6. Press [Back Up Encryption Key].
7. Select the backup method.
If you have selected [Save to SD], load an SD card into the media slot on the front of the control
panel and press [OK]; once the machine's data encryption key is backed up, press [Exit].
If you have selected [Print on Ppr], press the [Start] key and print out the machine's data encryption
key.
8. Press [Exit].
9. Log out.
4. Preventing Leakage of Information from Machines
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