Contents3.3.2.1 Removing the Front Door.................................................................................................................. 3- 233.3.2.2 Removing the Rear Upper Cover ...................................................................................................... 3- 233.3.2.3 Removing the Escape Tray Cover..................................................................................................... 3- 243.3.2.4 Removing the Grate-shaped Upper Guide ........................................................................................ 3- 243.3.2.5 Removing the Tray 1 ......................................................................................................................... 3- 243.3.3 Tray 2 ........................................................................................................................................................ 3- 263.3.3.1 Removing the Front Door.................................................................................................................. 3- 263.3.3.2 Removing the Rear Upper Cover ...................................................................................................... 3- 263.3.3.3 Removing the Escape Tray Cover..................................................................................................... 3- 263.3.3.4 Removing the Front Inside Upper Cover .......................................................................................... 3- 263.3.3.5 Removing the Grate-shaped Upper Guide ........................................................................................ 3- 273.3.3.6 Removing the Tray 1 ......................................................................................................................... 3- 273.3.3.7 Removing the Tray 2 ......................................................................................................................... 3- 283.3.4 Buffer Roller ............................................................................................................................................. 3- 293.3.4.1 Removing the Front Door.................................................................................................................. 3- 293.3.4.2 Removing the Escape Tray Cover..................................................................................................... 3- 303.3.4.3 Removing the Buffer Roller .............................................................................................................. 3- 303.3.5 Return Roller............................................................................................................................................. 3- 303.3.5.1 Removing the Front Door.................................................................................................................. 3- 303.3.5.2 Removing the Rear Upper Cover ...................................................................................................... 3- 303.3.5.3 Removing the Escape Tray Cover..................................................................................................... 3- 313.3.5.4 Removing the Front Inside Upper Cover .......................................................................................... 3- 313.3.5.5 Removing the Grate-shaped Upper Guide ........................................................................................ 3- 313.3.5.6 Removing the Tray 1 ......................................................................................................................... 3- 323.3.5.7 Removing the Tray 2 ......................................................................................................................... 3- 333.3.5.8 Removing the Grate-shaped Lower Guide ........................................................................................ 3- 343.3.5.9 Removing the Processing Tray.......................................................................................................... 3- 343.3.5.10 Removing the Return Roller............................................................................................................ 3- 363.3.6 Return Roller Unit..................................................................................................................................... 3- 363.3.6.1 Removing the Front Door.................................................................................................................. 3- 363.3.6.2 Removing the Rear Upper Cover ...................................................................................................... 3- 363.3.6.3 Removing the Escape Tray Cover..................................................................................................... 3- 373.3.6.4 Removing the Front Inside Upper Cover .......................................................................................... 3- 373.3.6.5 Removing the Grate-shaped Upper Guide ........................................................................................ 3- 373.3.6.6 Removing the Tray 1 ......................................................................................................................... 3- 383.3.6.7 Removing the Tray 2 ......................................................................................................................... 3- 393.3.6.8 Removing the Grate-shaped Lower Guide ........................................................................................ 3- 403.3.6.9 Removing the Stapler ........................................................................................................................ 3- 403.3.6.10 Removing the Processing Tray........................................................................................................ 3- 413.3.6.11 Removing the Swing Unit ............................................................................................................... 3- 423.3.6.12 Removing the Return Roller Unit.................................................................................................... 3- 443.3.7 Escape Unit ............................................................................................................................................... 3- 443.3.7.1 Removing the Front Door.................................................................................................................. 3- 443.3.7.2 Removing the Rear Upper Cover ...................................................................................................... 3- 443.3.7.3 Removing the Escape Tray Cover..................................................................................................... 3- 443.3.7.4 Removing the Front Inside Upper Cover .......................................................................................... 3- 443.3.7.5 Removing the Escape Unit ................................................................................................................ 3- 453.3.8 Escape Door Unit ...................................................................................................................................... 3- 463.3.8.1 Removing the Front Door.................................................................................................................. 3- 46