Turn off the printer.
Unplug the power cord from the electrical outlet, and then from the printer.
Unpack the optional tray, and then remove all packing material.
Lift the printer using the side and rear handles.
CAUTION—POTENTIAL INJURY: If the printer weight is greater than 20
lb), then it may require two or more people to lift it safely.
Note: If optional trays are already installed, then unlock them from the printer before lifting the printer. Do not try to lift the printer and trays at the same time.
Align the printer with the optional tray, and then lower the printer until it clicks into place.
Connect the power cord to the printer, and then to the electrical outlet.
CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
Turn on the printer.