Canon Color imageCLASS MF9280Cdn - Manual (Page 320)

Fax
5-99
Send Start Speed
7
Use [ ▼], [▲] or (Scroll Wheel) to select
the desired start speed, then press [OK].
If your document transmission is slow in
starting, this may mean that the telephone lines
in your area are in poor condition. Select a
slower speed. You can select <33600 bps>,
<14400 bps>, <9600 bps>, <7200 bps>, <4800
bps>, or <2400 bps>.
8
Press (Main Menu) to return to the
Main Menu screen.