Brother HL-4200CN Service Manual page 117

2.3.22 Latch R .................................................................................................................IV-35
2.3.23 Latch L..................................................................................................................IV-36
2.3.24 Fuser drive ASSY .................................................................................................IV-36
2.3.25 Chute ASSY REGI................................................................................................IV-37
2.3.26 Actuator REGI ......................................................................................................IV-38
2.3.27 Sensor photo: REGI .............................................................................................IV-38
2.3.28 OHP sensor ASSY ...............................................................................................IV-39
2.3.29 Housing ASSY retard ...........................................................................................IV-41
2.3.30 Clutch turn ............................................................................................................IV-41
2.3.31 Roll turn ................................................................................................................IV-42
2.3.32 Roll ASSY retard ..................................................................................................IV-42
2.3.33 Stud retard............................................................................................................IV-44
2.3.34 PWBA ASSY earth ...............................................................................................IV-44
2.4 Top of the Printer ..........................................................................................................IV-45
2.4.1 Holder toner cartridge ASSY unit ...........................................................................IV-45
2.4.2 Holder toner cartridge ASSY ..................................................................................IV-47
2.4.3 Actuator toner cartridge ASSY ..............................................................................IV-50
2.4.4 Bracket sensor 2 and actuator sensor 2 .............................................................IV-50
2.4.5 Sensor no toner ......................................................................................................IV-51
2.4.6 Box ASSY CRUM reader ......................................................................................IV-51
2.4.7 PWBA EEPROM STD ............................................................................................IV-52
2.4.8 S-HVPS ..................................................................................................................IV-52
2.4.9 Fan rear .................................................................................................................IV-53
2.4.10 Scanner ASSY......................................................................................................IV-53
2.5 Right / Left / PCBs of the Printer...................................................................................IV-54
2.5.1 Controller Board .....................................................................................................IV-54
2.5.2 HSG ASSY BIAS ....................................................................................................IV-55
2.5.3 Lever drum: L .........................................................................................................IV-55
2.5.4 Drive ASSY main....................................................................................................IV-57
2.5.5 PWBA HBN DRV....................................................................................................IV-58
2.5.6 Drive ASSY DEVE..................................................................................................IV-59
2.5.7 Actuator I/R.............................................................................................................IV-59
2.5.8 Lever drum: R.........................................................................................................IV-60
2.5.9 LVPS.......................................................................................................................IV-61
2.5.10 Box ASSY MCU/ESS ...........................................................................................IV-63
2.5.11 Housing ASSY contact .........................................................................................IV-64
2.5.12 MCU HL-4200.......................................................................................................IV-65
2.6 Paper Feed of the Printer..............................................................................................IV-66
2.6.1 Chute ASSY turn ....................................................................................................IV-66
2.6.2 Cover cassette slide ...............................................................................................IV-67
2.6.3 Link a ctuator...........................................................................................................IV-68
2.6.4 Feeder ASSY unit...................................................................................................IV-69
2.6.5 Pickup ASSY ..........................................................................................................IV-70
2.6.6 Roll ASSY feed.......................................................................................................IV-71
2.6.7 Actuator no paper ...................................................................................................IV-72
2.6.8 Sensor photo: No paper .........................................................................................IV-73
2.6.9 Sensor photo: Low paper .......................................................................................IV-73
2.6.10 Solenoid feed........................................................................................................IV-74
2.6.11 Clutch ASSY turn..................................................................................................IV-74
2.6.12 Roll ASSY turn......................................................................................................IV-75
2.6.13 Roll ASSY.............................................................................................................IV-75