Chapter 968 Chapter 9Routine MaintenanceRoutine MaintenanceReplacing A FINE CartridgeIf there is no improvement with the quality of printing following such maintenance as FINE CartridgeCleaning, one of the FINE Cartridges is probably empty. Replace the empty FINE Cartridge with anew one. When replacing a FINE Cartridge, check the model number very carefully.The machine will not print properly if the wrong FINE Cartridge is used, or installed incorrectly.The FINE Cartridge PG-50 Black (High Yield) and CL-51 Color (High Yield) are also compatible withthis machine. Replacing A FINE CartridgeWhen a FINE Cartridge runs out of ink, replace it using the following steps.1 Ensure that the machine is turned ON, and then open the Scanning Unit.The FINE Cartridge Holder moves to the left.Pull the Scanning Unit Support down into place.Black: PG-40 Black Color: CL-41 Color