4413-XXX 
Scanner problems
Symptom  | Action  | 
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Light does not turn on  | Go to the “CIS assembly service | 
  | check” on page  | 
  | 
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• Scanned images are faded, or  | Go to the “Scan/copy quality | 
colors are dull, blurry or fuzzy.  | service check” on page   | 
Images are slanted or crooked  | 
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and the straight lines in the  | 
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image appear to be jagged or  | 
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uneven.  | 
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• Blank copies  | 
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  | 
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• Scanner motor does not run  | Go to the “Scanner motor with | 
• Document sensor does not  | gear assembly service check” on | 
work  | page   | 
  | Go to the “Control panel | 
  | problems” on page  | 
  | 
  | 
• CIS white roller assembly slips  | Go to the “Paper path service | 
• Paper does not feed correctly  | check” on page   | 
  | 
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Paper feed problems | 
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Symptom  | Action  | 
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• Fails to pick paper  | Go to the “Paper feed service | 
• Picks more than one sheet of  | check” on page   | 
paper  | 
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• Picks paper but fails to feed  | 
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• Paper jams  | 
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• Paper fails to exit  | 
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• Noisy paper feed  | 
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Envelopes fail to feed  | Go to the “Paper feed service  | 
  | check” on page   | 
  | 
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Paper skews  | Go to the “Paper path service  | 
  | check” on page   | 
  | 
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Diagnostic information