Canon L90 - Manual (Page 77)

Sending Documents
3-8
Storing/Editing One-Touch Speed Dialing Keys/Coded Speed
Dialing Codes
Registering One-Touch Speed Dialing Keys/Coded Speed Dialing Codes
1
Press [Menu].
2
Press [ ] or [ ] to select <ADDRESS BOOK SET.>, then press [OK].
3
Press [ ] or [ ] to select <1-TOUCH SPD DIAL> or <CODED DIAL>, then
press [OK].