When you use the erase-by-overwrite function, make sure to use it under the following conditions:
The printer is used in its normal state (i.e. it is neither damaged, modified, nor are there missing components).
The printer is managed by an administrator who has carefully read and understood this manual, and can ensure the safe and effective use of this printer by general users.
Customer engineers dispatched from the manufacturer and its affiliated companies are trained in the maintenance of this printer.