AL-C300 Series User's Guide Getting to Know Your Printer Control panel 13 1. Ready light On when the printer is ready, indicating that the printer is ready to receive and print data. Off when the printer is not ready, or in the sleep mode. 2. Error light (Orange) On or flashes when an error has occurred. Pressing the OK button or Auto Cont setting in the Setup Menu clears the errors that are flashing. 3. Data light On when print data is stored in the print buffer (the section of printer memory reserved for receiving data) but not yet printed. Flashes when the printer is processing data. Off when no data remains in the print buffer. 4.
l Left button Press to go back to the previous menu, or press to show the help if l Press for help is displayed. 5. u Up button Press to scroll the items on the control panel menus. 6. r Right button Press to go to the next menu, item or setting. 7. Wakeup/Sleep button Press to switch the status between available for printing and saving power. This button lights up when the printer is in the sleep mode (the deep sleep mode). This button blinks when the printer enters the power off mode, which saves power because almost all functions are not available. For more details about the power off mode, see “Energy Saver Menu” on page 24. 8.
LCD panel Displays printer status messages and control panel menu settings. 9. d Down button Press to scroll the items on the control panel menus. 10. OK button Press to set the menu, item or setting. When the error light is flashing, pressing this button clears the error and switches the printer to ready status.