Chapter 4Using the Operator PanelYou can control basic printer operations through the operator panel.The indicator lights reflect the current status and modes of the printer.Most software applications, such as word processing programs,spreadsheets, and databases, automatically handle the printer controloperations. For example, your word processing program tells the printerwhat typeface to use and when to perform a line feed or form feed.If, for some reason, your application program does not perform thesebasic functions, you can control them using the operator panel. You canalso select printer-specific functions, such as the print mode, and youcan print the self tests.The following sections of this chapter describe how you use thesebuttons to select printer functions.Turning On the PrinterPress the POWER button to turn on the printer. The POWER light willcome on. When the printer is ready to print, the ON LINE light willcome on.Pausing a Print OperationWhen the ON LINE light is on, the printer is on-line and ready to