Canon imagePROGRAF iPF755 User Manual page 155

2.
Slide the Width Guide (a) to align it with the mark for the size of paper you will load.
3.
Load a single sheet printing-side up in the Paper Feed Slot, with the right edge aligned with the
Paper Alignment Guide (a) to the right of the Roll Cover.
Insert the paper until the leading edge makes contact and you hear a tone.
Handling sheets
Handling Paper 139