USING THE CONTROL PANEL 3.333ButtonsButton Description• Press to switch between on-line and off-line.• In menu mode, press to return to ready mode.You can check the printer status according to thebutton backlight.GreenOnThe printer is on-line and canreceive data from thecomputer.Blinking• When the backlight slowlyblinks, the printer is receivingdata from the computer.• When the backlight fastblinks, the printer is receivingand printing data.If you want to pause printing,switch the printer to off-line.OrangeOnThe printer stops printing dueto a major error. Check thedisplay message. Seepage 7.20 for details on themeaning of the error message.BlinkingA minor error occurs and theprinter is waiting an error to becleared. Check the displaymessage. When the problem iscleared, the printer resumesprinting. If you want to ignorethis warning, press this button.Off• The printer is off-line and cannot print.• The printer is in Power Save mode.When data is received, it switches toon-line.• Press to enter menu mode.• In menu mode, press to scroll through the menus.In menu mode, press to select the displayedsubmenu item or confirm the changed setting. Youcan see the selected value marked with *.