Brother DCP-L8400CDN Service Manual page 345

(5) Pull out the T1 drive shaft gear Z17M07 from the Paper feed unit and remove the Edge
actuator.
Edge actuator
(6) Release the wiring of the T1 paper feed sensor PCB ASSY.
(7) Release the three Hooks and remove the T1 paper feed sensor PCB ASSY from the
Paper feed unit.
T1 paper feed sensor PCB ASSY
Harness routing: Refer to
5b
Fig. 3-263
Fig. 3-264
" Paper Feed Unit"
3-181
5a
T1 drive shaft gear Z17M07
Paper feed unit
Paper feed unit
Hook
Confidential