Oki C9600 Service Manual page 210

(A)
• NO [NG CALIBRATION LEFT/RIGHT] display
• YES
• NO
• NO
• NO
• NO
• NO [DYNAMICRANGE LEFT/RIGHT] display
• YES
• NO
• NO
• NO
(B)
42930511TH Rev. 2
Is the color drift sensor cover dirty?
YES Cleaning defect of the surface of the sensor cover by the cleaning
blade on the rear of the shutter. Replace the shutter and sensor
cover then restore the cleaning performance.
Check the S2Z PCB (Color Drift Sensor PCB) connector, S2V PCB (engine
PCB) CSNS, power connector and the connector connected with Sensor-
Right Assy connection. Has operation been restored after checking connec-
tion?
YES END
Replace the S2Z PCB. Has operation been restored?
YES END
Replace the engine PCB. Has operation been restored?
YES END
Replace the S2Z PCB, and Engine PCB connection cable. Has operation
been restored?
YES END
Is the color drift sensor cover dirty?
YES Cleaning defect of the surface of the sensor cover by the cleaning
blade on the rear of the shutter. Replace the shutter and sensor
cover then restore the cleaning performance.
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
Replace the belt unit. Has operation been restored?
YES END
Replace the ID unit. Has operation been restored?
YES END
Oki Data CONFIDENTIAL
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