Oki Data CONFIDENTIAL
44043511TH Rev.2
222 /
(A)
• NO [NG CALIBRATION LEFT/RIGHT] display
• YES Is the color drift sensor cover dirty?
YES Cleaning defect of the surface of the sensor cover by the clean-
ing blade on the rear of the shutter. Replace the shutter and
sensor cover then restore the cleaning performance.
• NO Check the S2Z PCB (Color Drift Sensor PCB) connector, S2V(1200dpi)
or
S2X(600dpi) PCB
(engine PCB) CSNS, power connector and the con-
nector connected with Sensor-Right Assy connection. Has operation been
restored after checking connection?
YES END
• NO Replace the S2Z PCB. Has operation been restored?
YES END
• NO Replace the engine PCB. Has operation been restored?
YES END
• NO Replace the S2Z PCB, and Engine PCB connection cable. Has operation
been restored?
YES END
• NO [DYNAMICRANGE LEFT/RIGHT] display
• YES Is the color drift sensor cover dirty?
YES Cleaning defect of the surface of the sensor cover by the clean-
ing blade on the rear of the shutter. Replace the shutter and
sensor cover then restore the cleaning performance.
• NO Is the shutter open/close operation abnormal?
• YES Replace the shutter. Has operation been restored?
YES END
• NO Replace the shutter open/close solenoid. Has operation been re-
stored?
YES END
• NO Replace the belt unit. Has operation been restored?
YES END
• NO Replace the ID unit. Has operation been restored?
YES END
(B)
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