Using the Control Panel3-8 v DocuPrint C20/NC20 User GuideUsing theControl KeysYou can use the control keys to open a menu, scrollthrough a list of values, change printer settings, andrespond to printer messages. Table 3.2 describes thefunctions of each of the control keys.Control keys act upon the information seen on the second lineof the Control Panel display.Table 3.2 Control Key FunctionsControl Key FunctionPressing :• Returns the printer to the Ready state if theprinter is offline (the Ready message doesnot appear on the display).• Exits printer menus displayed on the ControlPanel.• Clears Control Panel error messages.If you’ve changed printer settings from theControl Panel menus, press before yousend a job to print. The printer must displayReady for jobs to print.Table 3.2 Page 1 of 3