Internal components (right side) ...........................................................................................233
High-voltage power supply PCB .....................................................................................233
Toner level detection PCB ..............................................................................................234
High-voltage contact blocks ............................................................................................235
Door switch .....................................................................................................................236
Internal components (top) .....................................................................................................238
Discharging PCB ............................................................................................................238
Fuser power supply PCB ................................................................................................239
Fuser drive unit ...............................................................................................................240
Fuser inlet paper sensor .................................................................................................243
Fuser delivery sensor and output bin full sensor ............................................................244
Static discharge comb ....................................................................................................246
Formatter fan ..................................................................................................................247
Cartridge fan ...................................................................................................................247
Optional 500-sheet paper feeder ..........................................................................................249
Paper feeder left cover ...................................................................................................249
Paper feeder right cover .................................................................................................250
Paper feeder pickup and feed rollers .............................................................................251
Paper feeder separation roller ........................................................................................251
Paper feeder pickup unit .................................................................................................251
Paper feeder lifter drive unit .........................................................................................253
Paper feeder length and width detection switches .......................................................254
Paper feeder pickup clutch .............................................................................................255
Paper feeder PCB ..........................................................................................................256
184 Chapter 6 Removal and replacement ENWW
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