What this light sequence means:The code in an internal print server has not been programmed, or theprogrammed code is not valid.What you can do:Download valid network code to the internal print server. Press Continuetwice quickly to see the secondary error code. See Secondary error codes formore information.What this light sequence means:The printer is ready to receive and process data. In addition, the toner in thetoner cartridge is getting low.What you can do:Press Continue to print the menu settings page for a list of currentprinter settings.Remove the toner cartridge and shake it to extend the life of thecartridge.Replace the toner cartridge. (See Replacing the Toner Cartridge forhelp.)Press and hold Cancel to reset the printer.NOTE: This light may not come on if the starter toner cartridge is installed ina base printer model.