Operation Of Each Part - Brother MFC-9130CW Service Manual

2.3

Operation of Each Part

Part name
Pick-up roller
Separation roller/Separation pad Separate into single sheet from the paper tray.
Paper feed actuator
(Paper feed sensor)
Registration front actuator
(Registration front sensor)
Registration roller
Registration rear actuator
(Registration rear sensor)
Belt unit
Heat roller
Pressure roller
Eject actuator (Eject sensor)
Eject roller 1
Eject roller 2
Duplex paper feed roller
Manual feed paper empty
actuator
Back cover sensor
Top cover sensor
Document pick-up roller
Document separate roller/
ADF separation pad
Document detection sensor
Document scanning position
sensor
Document ejection roller
ADF cover sensor
Internal temperature thermistor
Feed the paper from the paper tray.
Detect whether or not the paper tray is installed.
Detect the paper jam of front part.
Detect the rear edge of paper to adjust the timing of
feeding the next paper.
Detect the front edge of paper and control the drive of the
registration roller. Detect the paper jam of front part.
When the front edge of the paper hit the stopped
registration roller and the inclination of the paper is
corrected. After correction, the paper is fed.
Detect the front edge of paper to adjust the writing start
position. Detect the paper jam of center part.
Detect the front and rear edges of paper to detect the
paper size.
Feed the paper to the drum unit for each color and transfer
toner on the paper.
Fuse and fix the toner transferred on paper by heat and
pressure, and feed the paper to the eject roller.
Detect whether or not paper is ejected from the fuser unit.
Detect the rear edge of paper in 2-sided printing to adjust
the timing of switching the rotation of the eject roller. Detect
paper jam at the rear of the machine.
Feed the paper ejected from the fuser unit to the eject
roller 2.
Feed the paper ejected from the eject roller1 to the
output tray. In 2-sided printing, after some sheets of paper
are fed through the paper eject roller, its rotation is
reversed to feed the papers to the duplex tray.
(2-sided printing model only)
Feed the paper passed in the duplex tray to the
registration roller.
Detect whether paper is set in the manual feed slot.
Detect whether the back cover is open.
Detect whether the joint cover ASSY is open.
Feed the documents from the ADF document support.
Separate the documents fed from the ADF document
support into a single sheet of paper each.
Detect whether documents are set in the ADF.
Detect the scanning start position of the first and second
sides. Detect paper jam in the ADF.
Feed the documents to the output tray.
Detect whether the ADF cover is opened or closed.
Detect the internal temperature of the machine.
2-9
Operation
Confidential