
5
Development Clutch (K)................................................................................................................................. 268
Drive Unit........................................................................................................................................................ 269
Tray Lift Motor ............................................................................................................................................... 270
Fusing Motor................................................................................................................................................... 271
Paper Transport Motor.................................................................................................................................... 272
Duplex Clutch, Bypass Feed Clutch, Registration Clutch, Paper Feed Clutch.............................................. 273
Fusing................................................................................................................................................................... 275
Fusing Unit...................................................................................................................................................... 275
Fusing Upper Cover........................................................................................................................................ 275
Fusing Lower Cover........................................................................................................................................ 276
Fusing Entrance Guide Plate........................................................................................................................... 276
Fusing Thermostat........................................................................................................................................... 277
Fusing Thermistor (NC Sensor)...................................................................................................................... 277
Fusing Pressure Roller Thermistors................................................................................................................ 278
Pressure Roller ................................................................................................................................................ 279
Fusing Sleeve Belt Assembly.......................................................................................................................... 280
Fusing Entrance Sensor................................................................................................................................... 284
Fusing Exit Sensor .......................................................................................................................................... 285
Fusing Thermopile .......................................................................................................................................... 285
New Fusing Unit Detection Fuse.................................................................................................................... 286
Actions When SC544-00 or SC554-00 Occurs .............................................................................................. 287
Paper Feed ........................................................................................................................................................... 289
Paper Feed Roller, Friction Pad (Standard Tray)............................................................................................ 289
Registration Sensor, Paper Feed Sensor......................................................................................................... 290
Tray Paper End Sensor.................................................................................................................................... 292
Tray Lift Sensor............................................................................................................................................... 293
Draw-in Unit.................................................................................................................................................... 293
Bypass.................................................................................................................................................................. 295
Bypass Tray..................................................................................................................................................... 295
Bypass Feed Unit............................................................................................................................................. 296
Bypass Paper End Sensor................................................................................................................................ 297
Bypass Paper Width Sensor............................................................................................................................ 299
Bypass Feed Roller.......................................................................................................................................... 301
Bypass Lift Sensor .......................................................................................................................................... 306
Bypass Lift Clutch........................................................................................................................................... 307
Paper Exit............................................................................................................................................................. 309
Paper Exit Unit................................................................................................................................................ 309
Paper Exit Sensor ............................................................................................................................................ 309
Exit Junction Gate Solenoid............................................................................................................................ 310