Brother MFC640CW Service Manual page 43

Document feed roller
Document guide roller
Pinch rollers
Separation pad
Document feed roller
Document
guide roller
Pinch
rollers
Document rear
sensor actuator
Document separation
roller
Models with ADFs offer two types of scanning: ADF scanning and flat-bed scanning. They
automatically switch to the former at the start of a scan operation if the document front sensor
inside the ADF detects a document. Models without ADFs offer only flat-bed scanning.
Document separation roller
Document front sensor actuator
Document rear sensor actuator
Document front sensor actuator
Document pull-in roller
ADF motor
Document rear sensor
3-5
Document pull-in roller
Document rear sensor
Document front sensor
Output document support
Document tray
Document front sensor
Document
Document cover
(Right)
Confidential