Brother DCP-J4110DW Service Manual page 208

(6) Release two hooks of the tube binder securing the carriage flat cables.
(7) Release the wiring of the three carriage flat cables and remove the flat core.
Release the carriage flat cables from the tube clamp.
Head/carriage unit
(8) Release the lock spring and hook to remove the carriage PCB ASSY.
Carriage PCB ASSY
Lock spring
(Rear)
Head/carriage unit
Carriage flat cables
(Rear)
Hook
3-81
Flat core
Lower cover
(Front)
(3_062_E)
(Front)
Lower cover
(3_063_E)
Confidential