Main Pcb Assy - Brother HL-4140CN Service Manual

9.18 Main PCB ASSY

(1) Disconnect the eight Connectors (CN1, CN2, CN16, CN17, CN18, CN19, CN20, and
CN21) and two Flat cables (CN5 and CN14).
Note:
- After disconnecting flat cable(s), check that each cable is not damaged at its end or
shortcircuited.
- When connecting flat cable(s), do not insert them at an angle. After insertion, check
that the cable are not at an angle.

Main PCB ASSY

CN1 CN2
CN8
CN15
CN18
CN16 CN17
Fig. 3-62
3-58
CN5
CN6
CN10
CN11
CN14
CN13
CN22
CN23
CN20
CN19 CN21
Confidential