All in One Printer User Manual

Optional Equipment
OPERATION GUIDE 4-11
Key Counter
Use the key counter to monitor machine usage. The key counter offers a
convenient solution for centralized management of copy volume for
different departments in a large company.
Inserting the Key Counter
Insert the key counter securely into the key counter slot.
NOTE: When the key counter function is activated, copies can only be
made when a key counter is inserted. If the key counter is not inserted,
Insert key counter. will be displayed.