C9650 User’s Guide> 372. Ready lightOn: indicates ready to printFlashing: indicates processing print dataOff: indicates unable to receive data (offline)3. Attention lightOff: indicates normal operationFlashing: indicates error(s) present but printing can continueOn: indicates error(s) present and printing cannot continue4. Display panelDisplays status and setup information for the printer and userhelp information in your chosen language5. Up-arrow buttonEnters menu mode and enables upward movement throughthe displayed list of menu items6. Down-arrow buttonEnters menu mode and enables downward movement throughthe displayed list of menu items7. Back buttonReturns to the previous higher level menu item8. Enter buttonEnters menu mode and selects the menu item highlighted inthe display panel9. Online buttonSwitches between online (printer ready to receive data) andoffline (printer not ready to receive data)10. Cancel buttonCancels current print job11. Help buttonProvides additional textual or image data to supplement whatis displayed on the display panel