3.10 Paper Handling3-82The output stacks change to include the following when an optional bulk stacker(ST-30) is installed:Face-down trayStacker F-upStacker F-downThe output stacks change to include the following when an optional documentfinisher (DF-31) is installed:Face-down trayFinisher F-upFinisher F-downThe output stacks change to include the following when an optional sorter (SO-30) isinstalled:Face-down traySorter F-upSorter7777 When the desired output stack is displayed, press the ENTER key.8888 To exit the menu selection, press the MENU key.3.10.11 Selecting the Option Sorter ModeIf you install an option sorter (SO-30), you can have your printouts automatically sorted inthree different ways when printing multiple copies. The three methods are:• Sorter modeThe sorter receives a complete set of a document starting from the top tray.• Collator modeThe sorter receives all copies of the same page in each tray starting from the top tray.• Mailbox modeThe sorter receives all copies of the same page in each tray starting from the bottomtray.