Canon PIXMA MX850 Series Quick Start Manual page 65

(2) Use the { or } button to select User settings, then press the OK button.
The User settings screen is displayed.
4
Display the Telephone line type screen.
(1) Use the { or } button to select Telephone line type, then press the OK button.
The Telephone line type screen is displayed.
5
Select the telephone line type.
(1) Use the { or } button to select the telephone line type, then press the OK button.
Rotary pulse:
Touch tone:
Suitable for pulse dialing.
Suitable for tone dialing.
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