Alignment & TroubleshootingService Manual 4-26 Samsung ElectronicsCode LCD message Symptom SolutionC1-3512 Not compatiblemagenta tonerThe magenta toner cartridge is notsuitable for your machine.Install the yellow toner cartridgewith a Samsung-genuine cartridgeC1-4110 Prepare Toner∇Small amount of toner is left in thecyan cartridge.The estimated cartridge life of toneris close.Prepare a new cartridge for areplacement.C1-4120C1-4130Replace Toner∇The cyan toner cartridge has almostreached its estimated cartridge life.The machine might stop printing.If Stop, Continue or Mono Onlyappears in the LCD display, chooseone of them. If you select Stop,the machine stops printing andyou cannot print anymore withoutchanging the cartridge. If you selectContinue, the machine keepsprinting but the printing qualitycannot be guaranteed. If you selectMono Only, the machine prints thedata in black only.Replace the toner cartridgefor the best print quality whenthis message appears. Using acartridge beyond this stage canresult in printing quality issues.C1-4411 Install toner∇The cyan toner cartridge is installedimproperly or not installed.Reinstall the toner cartridge two orthree times to confirm it is seatedproperly.C1-4512 Not compatiblecyan tonerThe cyan toner cartridge is notsuitable for your machine.Install the yellow toner cartridgewith a Samsung-genuine cartridgeC1-5110 Prepare Toner∇Small amount of toner is left in theblack cartridge.The estimated cartridge life of toneris close.Prepare a new cartridge for areplacement.