Ricoh C231 Service Manual page 392

Component
Master Set Cover Sensor
Master End Sensor
Paper Height Sensor
Registration Sensor
Paper End Sensor
Cutter HP Sensor
Paper Length Sensor
4.2.2 SWITCHES
Component
Door Safety Switch
Main Switch
Master Making Unit Set
Switch
Eject Box Set Switch
C231/C237/C238
ELECTRICAL COMPONENT DEFECTS
Condition
The "D" jam indicator is lit or E-01 is displayed
Open
whenever the cover isn't placed correctly.
Shorted The "the open cover" and "D" indicators are lit.
Master making can start even if there is no
White
master roll, but the "D" jam indicator will be lit.
Black The "load new master roll" indicator is lit.
The "A" jam indicator is lit whenever a copy is
Open
made.
The paper table goes up over the sensor, and
Shorted
E-02 is displayed
Open The "A" jam indicator is lit.
The "A" jam indicator is lit whenever a copy is
Shorted
made.
Printing can begin even if there is no paper,
Open
but the "A" jam indicator will be lit.
Shorted The "load more paper" indicator is lit.
The cutter cuts the master only half way, and
Open
the "D" jam indicator is lit.
Shorted E-01 is displayed.
The press roller becomes dirty whenever the
Open
paper is shorter than the image.
Long images will be cut because the machine
Shorted does not detect the presence of long paper
sizes on the table.
Condition
Open The "the open cover" indicator is lit.
The "the open cover" indicator is not lit even if
Shorted
the door is opened.
Open The machine does not turn on.
Shorted The machine does not turn off.
E-09 is displayed whenever the master
Open
making unit is not installed.
Shorted The "the open cover" and "E" indicators are lit.
The master is fed to the eject box, even if
Open
there is no eject box.
Shorted The "the open cover" and "E" indicators are lit.
4-4
Symptom
Symptom
SM