Konica Minolta bizhub C654 - Manual (Page 18)

Regulation notices 1
1-12 bizhub C754/C654
1.3
Telephone Cable (For users in countries subject to class B regulations)
Connect a telephone cable with a ferrite core to the telecommunication port of this machine. (Connect the
modular jack on the ferrite-core-equipped end of the telephone cable to the telecommunication port.)