41356801TH Rev.1 6 /3. PARTS REPLACEMENT ................................................................................ 1603.1 Precautions Concerning Parts Replacement............................................................ 1603.2 Parts Layout ............................................................................................................. 1623.3 Parts Replacement Methods .................................................................................... 1633.3.1 Link ............................................................................................................. 1643.3.2 Separator ................................................................................................... 1653.3.3 OLEV-11-PCB ............................................................................................ 1663.3.4 Pulse Motor ................................................................................................ 1673.3.5 Planet Gear ................................................................................................ 1683.3.6 Roller-A and B ............................................................................................ 1694. TROUBLESHOOTING .................................................................................... 1704.1 Precautions Prior to the Troubleshooting ................................................................. 1704.2 Preparations for the Troubleshooting ....................................................................... 1704.3 Troubleshooting Method ........................................................................................... 1714.3.1 LCD Status Message List ........................................................................... 1715. CONNECTION DIAGRAM .............................................................................. 1735.1 Interconnection Diagram .......................................................................................... 1735.2 PCB Layout .............................................................................................................. 1746. PARTS LIST ................................................................................................... 175APPENDIX G HIGH CAPACITY SECOND PAPER FEEDER ................................... 1771. OUTLINE ........................................................................................................ 1771.1 Functions .................................................................................................................. 1771.2 External View and Component Names..................................................................... 1772. MECHANISM DESCRIPTION ........................................................................ 1782.1 General Mechanism ................................................................................................. 1782.2 Hopper Mechanism .................................................................................................. 1783. PARTS REPLACEMENT ................................................................................ 1793.1 Precautions Concerning Parts Replacement............................................................ 1793.2 Parts Layout1813.3 Parts Replacement Methods .................................................................................... 1823.3.1 Stepping Motor (Hopping) .......................................................................... 1833.3.2 TQSB-2 PCB .............................................................................................. 1853.3.3 Hopping Roller Shaft Assy and One-way Clutch Gear ............................... 1854. TROUBLESHOOTING .................................................................................... 1864.1 Precautions Prior to the Troubleshooting ................................................................. 1864.2 Preparations for the Troubleshooting ....................................................................... 1864.3 Troubleshooting Method ........................................................................................... 1874.3.1 LCD Status Message List ........................................................................... 1875. CONNECTION DIAGRAM .............................................................................. 1895.1 Interconnection Diagram .......................................................................................... 1895.2 PCB Layout .............................................................................................................. 1906. PARTS LIST ................................................................................................... 191APPENDIX H NETWORK INTERFACE (OPTION) .................................................... 198