Brother MFC640CW - Page 154

5-68 Confidential
(15) Remove the two screws and release the paper feed motor from the engine unit.
Screw, bind M3x3
Paper feed roller
Paper feed motor
Engine unit
PF motor/sensor PCB
harness
To the PF sensor PCB
PF roller gear L
Reassembling Note: When attaching the PF encoder disk to the PF roller gear, put on clean
gloves to protect the disk surface from dust or fingerprints.