Brother HL-L3230CDW - Main PCB

3-57
Confidential
9.16 Main PCB
(1) Disconnect all the Harnesses and all the Flat cables that are connected to the Main PCB.
Fig. 3-48
Harness routing: Refer to “2. Main PCB, Cartridge sensor relay PCB”.
Back cover sensor harness Cartridge sensor relay flat cable
Main PCB
Eject sensor
harness
Low-voltage power
supply harness
High-voltage power
supply flat cable
Paper feed motor
flat cable
External temperature/
humidity sensor harness
T1 paper empty/paper
feed sensor harness
Develop release clutch K harness
Manual feed paper empty/regist
rear/regist front sensor harness
Process motor flat cable
HVPS harness
Duplex clutch harness
Registration clutch harness
T1 pick-up clutch harness
Develop release clutch harness