2. Product d
2.5.3.2 Transfer belt drive
The ITB drive motor [A] drives the image transfer belt
drive roller [C]. The speed of ITB drive depends on th
This printer uses the rotation encoder to control the tra
guide rollers [B]. This encoder checks the rotation spe
analyzes the signals from the encoder. Then it adjusts
The encoder contains a disk that has 550 notches on i
The controller counts the number of notches that the s
read an unusually large number of notches or an unus
y
g
such unusual signals. Therefore, an incorrect reading
[C
[A]
[B]
Service Manual
CLX-9250/9350 series
2-3
description
[B] and the Cleaning unit by using gears and the ITB
e process line speed.
[A]
[B]
[C]
ansfer belt speed. The encoder [A] is on one of the
eed of the image transfer belt. The controller
s the rotation speed of the image transfer belt.
its surface. These notches are read by the sensor [C].
sensor has read in the unit of time. If the sensor has
sually small number of notches, the controller ignores
y
,
g
does not affect the rotation speed.
C]
SAMSUNG ELECTRONICS
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