14 Chapter 1 Notes on printing system documentationDocumentation signpostsReplacing consumablesThis section describes in detail all the steps required to replace consumables. It alsoprovides the order numbers and package units for all consumables.Replacing expendablesThis section describes in detail all the steps required to replace expendables. It alsoprovides the order numbers and package units for all expendables.Correcting errorsThis section shows you how to locate and remedy errors using the messagesdisplayed on the operator panel. It also describes how you can enable remote accessto allow remote diagnosis by Service during print operation. You will also findinformation on how to correct any fusing errors.Technical dataThis section contains the most important technical data for the printing system.You can use the ruler for controlling the paper path synchronization to assign themarks on the paper input to certain form lengths.