Brother HL-5450DN - Page 119

Confidential
9.21 Registration clutch / T1 clutch................................................................................... 3-46
9.22 Main frame L ASSY .................................................................................................. 3-47
9.23 Main motor ASSY ..................................................................................................... 3-49
9.24 Develop joint gear 37 / Develop joint ........................................................................ 3-51
9.25 LT drive gear 29 ........................................................................................................ 3-52
9.26 Toner sensor PCB ASSY .......................................................................................... 3-53
9.27 MP solenoid .............................................................................................................. 3-54
9.28 Develop clutch 51R / Develop one way clutch 53..................................................... 3-55
9.29 New toner actuator.................................................................................................... 3-56
9.30 Fuser drive gear 39................................................................................................... 3-57
9.31 Duplex solenoid ........................................................................................................ 3-59
9.32 Back cover sensor .................................................................................................... 3-60
9.33 LT connector (T1)...................................................................................................... 3-61
9.34 T1 roller holder ASSY ............................................................................................... 3-62
9.35 High-voltage power supply PCB ASSY..................................................................... 3-63
9.36 Eject sensor PCB ASSY ........................................................................................... 3-66
9.37 MP roller holder ASSY / MP separation pad ASSY / MP separation pad spring ...... 3-67
9.38 T1 paper feed sensor PCB ASSY /
T1 paper feed actuator / T1 paper feed actuator spring ........................................... 3-68
9.39 MP paper empty sensor PCB ASSY /
MP paper empty actuator 1 / MP paper empty actuator 2 ........................................ 3-70
9.40 Registration front/rear sensor PCB ASSY / Registration front actuator /
Registration rear actuator / Registration actuator spring .......................................... 3-73
10. DISASSEMBLY PROCEDURE (LT UNIT) .................................................................. 3-76
10.1 Paper tray 2 .............................................................................................................. 3-76
10.2 T2 roller holder ASSY ............................................................................................... 3-78
10.3 T2 side cover L ......................................................................................................... 3-79
10.4 T2 side cover R......................................................................................................... 3-80
10.5 T2 front cover ASSY ................................................................................................. 3-81
10.6 T2 relay PCB ASSY .................................................................................................. 3-82
10.7 T2 clutch ...................................................................................................................3-83
10.8 T2 paper feed sensor PCB ASSY............................................................................. 3-84
10.9 T2 back cover ........................................................................................................... 3-88
10.10 LT connector ASSY (T2) ........................................................................................... 3-89