Canon Color imageCLASS MF9280Cdn - Manual (Page 331)

Fax
5-110
ECM Reception
6
Use [ ▼], [▲] or (Scroll Wheel) to select
<ECM RX>, then press [OK].
7
Use [ ▼], [▲] or (Scroll Wheel) to select
<Off> or <On>, then press [OK].
8
Press (Main Menu) to return to the
Main Menu screen.