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18 May, 1999
1.3.2 ELECTRICAL COMPONENTS
G027 model
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G027
G025
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G027V518.WMF
Name
Toner End Sensor
Paper Width Sensor
Paper End Sensor
Platen Cover Switch
Main Motor
Home Position Sensor
Document Sensor
ADF Registration Sensor
ADF Motor
Paper Pick-up Solenoid
Operation Panel
Scanner Motor
Monitor Speaker
G025 model
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This detects when the toner has run out.
This detects whether the paper in the upper
paper tray is wider than 203 millimeters or
not.
This detects when the paper in the upper
paper tray has run out.
This detects when the platen cover is
opened.
This DC motor drives the toner cassette,
paper feed mechanism, and fusing unit.
This detects when the CCD unit is at the
home position.
This detects the presence of a document in
the feeder.
This detects the leading and trailing edges
of originals, and checks for jams.
This stepper motor drives the ADF
mechanism.
This releases the cam stopper to pick up a
sheet of paper.
This board controls the operation panel.
This stepper motor drives the book scanner.
Allows the user to hear dial tone and the
key-touch tone.
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COMPONENT LAYOUT
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G027V513.WMF
Description
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