You can install the optional cassette lock on the paper cassettes. This is useful when the administrator wants to manage paper.
Prepare the padlock to install the optional cassette lock.
Remove the seals from the paper cassettes.
Attach the cassette lock.
Push the part shown in the illustration, and align the position of the holes.
Pass the padlock through the holes.
Keep the key in a safe place.
When you uninstall the cassette lock from the paper cassette, perform the installation procedure in reverse.