Lexmark 16C0365 Service Manual - Page 23
Strange sound generated (flatbed), Frequent paper jam, double feed, or skew, Cause, Relevant unit
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4036-402 Strange sound generated (flatbed) Cause Motor unit failure Main scanner card failure Dirt on rail Relevant unit Motor unit Main scanner card None Check Visual check Replace the main scanner card. Visual check Action Replace the flatbed optical unit. Replace the main scanner card. Clean the rail with isopropyl alcohol. Frequent paper jam, double feed, or skew Cause Paper setting failure Paper failure Pick pad and rollers failure ADF unit failure Relevant unit Operation error Operation error Pick pad and rollers ADF unit Strange sound generated (ADF) Check Action Is the paper correctly set in the paper chute? Is the specified paper used? Check the pad and rollers for wear. Replace the ADF unit. Teach users to properly position the paper. Use specified paper. Clean/replace the pick pad and rollers. Replace the ADF unit. Cause ADF motor failure Relevant Unit ADF motor ADF gear failure, noisy Internal ADF bearings subassembly Check Action Is motor turning properly? Is noise coming from internal ADF subassembly? Replace the ADF motor. Replace the internal ADF subassembly. Diagnostic information 2-9
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