Check the paper type and quality. High temperatures and high humidity will cause paper to curl.
If you don't use the printer very often, the paper may have been in the paper tray too long. Turn over the stack of paper in the paper tray. Also, fan the paper stack and then rotate the paper 180 degrees in the paper tray.
If the short edges of the paper curl as shown above, please do the following.
Lift up the Face-down Output Tray Support Flap 2 (Support Flap 2) (1).
Choose Reduce Paper Curl mode in the printer driver. [Windows PCL printer Driver] 1) Click Advanced tab and then Other Print Options... button.
2) Click Improve Print Output and then select Reduce Paper Curl.
[Windows PS driver] 1) Click Advanced... button.
2) Select Reduce Paper Curl from Improve Print Output option.
[Macintosh driver] 1) From Print Settings, click Advanced and then click Improve Print Output....to select Reduce Paper Curl.
Turn the paper over in the paper tray, and print again. (Excluding Letterhead paper) If the problem remains, switch the Anti-Curl Lever as follows: 1) Open the back cover.
2)Lift the lever (1) and slide the lever (2) in the direction of the arrow.
2) Click Improve Print Output and then select Reduce Paper Curl.
[Windows PS driver]
2) Select Reduce Paper Curl from Improve Print Output option.
