10 IntroductionPrinter control panelThe message displayThe two-line, 16-digit display tells you what is happening inside the printer and showsyou the menus and settings which can be changed. The display keeps you informedabout the printer’s operational status, lets you make menu selections, warns you aboutproblems and identifies errors.Printer control panel buttonsThe table on page 12 is a short summary of what the buttons on the printer control paneldo. The first time you read through the table you may want to actually press the buttonson the printer control panel to see how they operate.Your software application program should send all the commands required to printyour documents.Remember that the software application commands that determine page size,font selection, page layout, page orientation, etc., override most of the printersettings.