Strange Sound Generated (Flatbed); Frequent Paper Jam, Double Feed, Or Skew; Strange Sound Generated (Adf) - Lexmark 16C0365 - 5500 MFP Service Manual

Strange sound generated (flatbed)

Cause
Motor unit failure
Main scanner card
failure
Dirt on rail

Frequent paper jam, double feed, or skew

Cause
Paper setting failure
Paper failure
Pick pad and rollers
failure
ADF unit failure

Strange sound generated (ADF)

Cause
ADF motor failure
ADF gear failure, noisy
bearings
Relevant unit
Motor unit
Main scanner card
None
Relevant unit
Operation error
Operation error
Pick pad and rollers
ADF unit
Relevant Unit
ADF motor
Internal ADF
subassembly
Check Action
Visual check Replace the flatbed optical unit.
Replace the Replace the main scanner card.
main scanner
card.
Visual check Clean the rail with isopropyl
alcohol.
Check Action
Is the paper Teach users to properly position
correctly set in the the paper.
paper chute?
Is the specified Use specified paper.
paper used?
Check the pad and Clean/replace the pick pad and
rollers for wear. rollers.
Replace the ADF Replace the ADF unit.
unit.
Check Action
Is motor turning Replace the ADF motor.
properly?
Is noise coming Replace the internal ADF
from internal ADF subassembly.
subassembly?
Diagnostic information
4036-402
2-9