Samsung SCX-8030ND Series - Functions

2. Product
D
2.4.3 Functions
This section describes the functions of the paper han
d
Pickup Roller (paper tray and MP tray)
Pickup
Roller
(paper
tray
and
MP
tray)
This roller moves up and down and draws out the pap
the feed roller.
Forward Roller (paper tray and MP tray)
This roller is placed against the Retard roller. It trans
p
transport roller.
Rt d ll ( t dMPt )
R
e
t
ar
d
ro
ll
er
(
paper
t
ray an
d
MP
t
ray
)
This roller is placed against the feed roller. When two
pickup roller, the load of the torque limiter of the Reta
r
sheets. As a result, the Retard roller is stopped and t
h
only one sheet is transported from the pickup roller, th
roller.
Trans
p
ort Roller
(p
a
p
er tra
y
and MP tra
y)
p(ppy y)
This roller transports the paper sent from the feed roll
e
Registration Roller
Paper transported from the transport roller is pushed
a
edge of the paper. Then, the registration rollers rotat
e
MP tray Paper Sensor
This sensor detects whether paper is set in the bypass
This
sensor
detects
whether
paper
is
set
in
the
bypass
before drawer feeding.
Empty Sensor (Tray 1 / Tray 2)
This is a transmissive-type sensor and it detects the a
When there is no paper in the drawer, the actuator bl
o
determines that there is no paper.
Paper Stock Sensor
This is a transmissive-type sensor which detects the
a
actuator. When the remaining paper is consumed an
d
blocks
the light path for the transmissive-type sensor to dete
c
Feed Sensor
Feed
Sensor
This sensor detects if the leading edge or trailing edg
e
detects jamming such as missfeeding.
Registration Sensor
This sensor detects that the leading edge of the pape
r
trailing edge of the paper has passed the registration
r
Service Manual
SCX-8030/8040 series
2-
2
2-
2
D
escription
d
ling components.
er from the bypass tray or drawer and transports it to
p
orts the paper from the pickup roller to the
sheets of paper or more are transported from the
r
d roller is heavier than the frictional force between the
h
e lower paper does not advance any further. When
e Retard roller rotates following the feed
e
r to the registration roller.
a
gainst the registration roller which aligns the leading
e
to transport the paper to the transfer unit.
s tray When it is MP tray always comes
s
tray
.
When
it
is
,
MP
tray
always
comes
vailability of paper in the drawer by using an actuator.
o
cks the light path of the sensor, and the sensor
a
mount of remaining paper in the drawer using an
d
approximately 100 sheets remain, the actuator
c
t that there is less paper.
e
of the paper has passed the feed roller. It also
r
has reached the registration roller and that the
r
oller.
SAMSUNG ELECTRONICS
Version 0.05
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