6 - 12Chapter 6 Principle of Operation5. Actions of Main Functional ComponentsThe functions of the main components of the JIGEN printer are described in the following sections:5.1 Paper Cassette5.2 Paper Feeder5.4 Fuser5.5 500 Paper Exit & Option Face Up Tray / 250 Paper Exit5.6 Drive5.7 Electrical5.1 Paper CassettePaper cassette models available include the 150 Paper Cassette, the 250 Paper Cassette and the 550Paper Cassette. They are functionally equivalent, therefore only the 150 Paper Cassette is describedhere. Since a LOW INDICATOR does not exist on the 150 and 250 models, explanation for thisindicator applies to the 550 Paper Cassette only.If the paper is smaller than A4, adjust the GUIDE ASSY END 150 and GUIDE ASSY SD on the PaperCassette to match the size. If the paper is larger than A4, disengage the EXTENSION that locks theHOUSING BASE 150 and HOUSING EXTENSION 150, and pull out the extension. Then adjust theGUIDE ASSY END 150 and GUIDE ASSY SD to match the size. When the extension is returned itsoriginal position, the LOCK EXTENSION locks automatically.JG6116AA