6.Pull the paper trays out of the printer.
7.Lift up the printer by holding the recessed areas.
8.Align the corners of the printer and the tray modules, and lower the printer gently so that the guide pins at the four corners of the tray modules fit into the holes at the base plate of the printer.
CAUTION!
The printer must be lowered gently. Otherwise, interior parts of the tray modules may be damaged.