Konica Minolta bizhub C550 - Manual (Page 297)

Registering/Specifying Settings 9
C550 9-37
Working of confidential communication
In confidential communication, each fax machine operates with the following
role.
Confidential transmission side
Fax is sent after specifying the confidential box
Communication password and confidential box number are specified and the fax is sent.
Confidential reception side
Open confidential box and confirm the details
Received original is stored in a specified confidential box in the memory.
Original in the confidential box can be printed/deleted.