44205301TH Rev.1 45 /Oki Data CONFIDENTIAL 3. Set up3.5.3 Optional part installation and confirmation(1) Installation of the optional tray unit (second/ third tray)It is a traditional paper tray for adding paper into printer.530 pieces of 70kg paper can be set. Using it with a standard paper cassette and a multi-purpose tray can print 1690 pieces of pages continuously.(1)-1. Turn the printer power to OFF and pull out the power cord from the outlet.Turn the power off with following the procedure in chapter 3.5.2 [Turn the poweroff.].Notes! • If you turn off the power without properly shutting down, it may causedamage to the printer. Please operate the [Shutdown Menu].• It may cause damage to the printer, if you install the optional tray withpower ON.(1)-2. Install the optional tray unit to the printer.Note! Because the weight of the printer body is approximately 26kg, it needsmore than two adults to lift it up.Match the tab into the hole in the bottom of the printer.Put the printer on the optional tray unit slowly.Please remove it following thesteps 1-2 in reverse order.Note! When you install two optional trays to the printer, set the optional traydirectly on top of the other optional tray, and then put them on the printer.