ContentsContents10.1 Periodically Replaced Parts............................................................................................................................ 10-110.1.1 Overview ................................................................................................................................................. 10-110.1.2 Reader Unit.............................................................................................................................................. 10-110.1.3 Printer Unit .............................................................................................................................................. 10-110.2 Durables and Consumables ............................................................................................................................ 10-110.2.1 Overview ................................................................................................................................................. 10-110.2.2 Reader Unit.............................................................................................................................................. 10-110.2.3 Printer Unit .............................................................................................................................................. 10-110.3 Scheduled Servicing Basic Procedure ............................................................................................................ 10-210.3.1 Scheduled Servicing ................................................................................................................................ 10-2