Epson AcuLaser C9200N Service Manual page 73

EPSON AcuLaser C9200N
OHP DETECTION
OHP Sensor (PC4) checks to prevent printing on the paper other than OHP.
OHP detection will be performed before paper made the loop at the
Registration Roller. When the OHP detection shows the different result from
the setting on the operation panel, printing will stop to display "Media Error".
Results of OHP
Paper type set from
Sensor (PC4)
control panel
Detection
OHP Other than OHP
Other than OHP OHP
OHP Sensor (PC4)
Figure 2-61. OHP detection 2
OPERATING PRINCIPLES
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Table 2-2. OHP detection
Operation
Determines that there is mismatch of paper type,
bringing all mechanisms to an immediate stop.
"Media Error" will be displayed on the panel.
4038T2C185AA
Operating Principle of Main Unit Mechanism
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DECELERATION CONTROL
It controls the timing the paper reaches to the Registration Roller Sensor (PC1).
The Vertical Transport Motor (Vertical Transport Roller) for each tray will
slow down its operation in order to adjust the speed of the paper being
conveyed.
Registration Roller Sensor (PC1)
Optional Cassette Vertical Transport Roller
Optional Cassette Vertical Transport Roller
Figure 2-62. Deceleration Control
Revision D
4038T2C190AA
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