Service manual

AR-C200P Rev.5 135 /
5 Thick white lines / streaks or blurred color lines / streaks appear in the vertical direction (Fig. 5-2 F )
• Is the LED head dirty?
YES Clean the LED head.
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• NO Is the LED head assembly connected to the connection board (Y73 PWB) properly?
NO Connect the LED head assembly to the connection board (Y73 PWB) properly.
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• YES Check the cable connections, then replace the LED head assembly. Did the printer recover?
YES End.
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• NO Check the cable connections, then replace the connection board (Y73 PWB). Did the printer
recover?
YES End
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• NO Is the engine board (K7N PWB) connected properly to the connection board (Y73 PWB)?
NO Connected the engine board properly to the connection board.
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• YES Check the cable connections, then replace the engine board (K7N PWB). Did the printer
recover?
YES End
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• NO Is the I/D terminal connected properly to the contact assembly? (See Fig. 5-3)
NO Connect the I/D terminal properly to the contact assembly.
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• YES Replace the image drum.
Note: 1. Remove EEPROM from the old board and set it on the new board upon replacing the
engine board (K7N PWB).
2. If EEPROM is not replaced, refer to section 3.2.2.