The arrows in the illustration indicate the paper ejection direction.
You may be able to reduce paper misalignments by selecting the following menu. Note that printing may take longer.
Control panel
Settings > General Settings > Printer Settings > Optimize Finishing > Align when Staple > On
Printer driver (Windows)
Select Maintenance tab >Extended Settings >Optimize Finishing >On
Printer driver (Mac OS)
1. Select System Preferences (or System Settings) from the Apple menu > Printers & Scanners (or Print & Scan, Print & Fax), and then select the printer.
2. Select Options & Supplies > Options > Optimize Finishing > On, and then click OK.
Lower the density setting. If the density is too high, paper may be wavy or curled which can cause this problem.