Brother DCP-9055CDN Service Manual page 506

(29) Remove the Screw pan (S/P washer) M3.5x6 screw to remove the NCU FG harness
ASSY from the Main body.
(30) Disconnect the wiring from the Main PCB ASSY.
NCU FG harness ASSY
Screw pan (S/P washer) M3.5x6
(31) Disconnect the 14 Connectors (CN9, CN10, CN11, CN12, CN13, CN15, CN17, CN22,
CN23, CN24, CN25, CN26, CN27, and CN30) from the Main PCB ASSY.
Main PCB ASSY
Main body
Main PCB ASSY
Fig. 7-42
CN1 CN3 CN4 CN6
CN2
CN25
CN23 CN24
Fig. 7-43
7-24
CN8
CN7
CN10
CN12
CN9
CN13
CN15
CN17
CN11
CN22
CN27
CN26 CN30
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