Electrical Component Defects
SM 6-9 C279
ng
Component Condition Symptom
2nd Feed Timing Sensor Open E-22 is displayed whenever the drum
rotates.
Shorted
Drum Sensor (connecter)
Connect
No display even if the drum is extracted and
E-06 is displayed when printing or master
making.
OPEN
“No drum” is displayed when initialization
is finished.
Drum Ink Sensor (Detection
pin)
ON
The print images blur because the ink pump
is not ON.
OFF
“Ink end” is displayed when printing or
master making, and cannot be canceled.
No Ink LED is on.
Ink leak occurs in the drum because ink
supply is performed every time the door is
door opened and closed.
Drum Ink Temperature Sensor
(Harness)
Shorted
E-17 is displayed whenever the start button
is pushed.
Wire
Snapping
E-18 is displayed whenever the start button
is pushed.
Pressure Plate Limit Sensor Open “Master eject is full” is displayed.
Shorted E-12 is displayed.
Pressure Plate HP Sensor Open E-12 is displayed when the pressure plate
is activated.
Shorted
Drum Master Sensor There is a
master on
the drum.
The master eject does not occur and the
“D” jam indicator is lit whenever a master is
made.
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