Canon imagePROGRAF iPF9400S - Manual (Page 557)

9
Press the Feed button.
Roll paper is fed to the specified cut position and then
automatically stopped.
10
Cut the roll paper manually with scissors or the like.
11
Press the OK button.
After the roll is rewound, it stops automatically.
Manual (for paper of which the leading edge rubs the printhead)
iPF9400S Specifying the Cutting Method for Rolls
User's Guide
Handling and Use of Paper
Handling rolls
557