To avoid problems such as paper jams and other malfunctions, the following types of paper should never be used:
- Paper that is too thick or too thin
- Irregularly-shaped paper
- Rough, extremely smooth, or glossy paper
- Paper with binding holes or perforations
- Curled or creased paper
- Specially coated paper (coated paper for inkjet printers, etc.)
- Labels with backing sheet that is easily peeled off
- Paper that has already been printed by a copy machine or another laser printer
(The reverse side of the paper is also not usable.)
- Paper with jagged edges (paper that has been poorly cut)
- Paper with the corners folded
- Paper that changes its quality at high temperatures
- Paper that contains ink that melts, burns, evaporates or emits harmful gases at or lower than the heating temperature of the fixing unit
- Specially coated paper (coated paper for inkjet printers, etc.)
- Paper with adhesive on the surface
- Paper that damages the printer
- Paper with staples, clips, ribbons or tapes
- Paper that has already been printed by a copy machine or another laser printer
(The reverse side of the paper is also not usable.)
- Paper that is difficult for the toner to fix onto
- Paper with rough surfaces
- Specially coated paper (coated paper for inkjet printers, etc.)
- Paper containing thick fibers