Part Of Image Is Missing; Fusing Is Loose; Image Is Out Of Focus - Olivetti d-Copia 3500MF Service Manual

(15) Part of image is missing.

Print example
Paper damp.
Paper creased.
Drum condensation.
Dirty or flawed drum.
Dirty transfer belt.
Dirt on the back surface of the
contact glass and scanner
mirror.

(16) Fusing is loose.

Print example
Wrong types of paper.
Flawed heat roller or press
roller.
Defective pressure springs.
Defective fuser heater.

(17) Image is out of focus.

Print example
Defective image scanning
unit.
Drum condensation.
Service Manual
Causes
Check the paper storage conditions.
Replace the paper.
Perform the drum refresh.
Perform the drum refresh.
Flawed drum. Replace the drum unit (see page 1-5-29).
Clean the transfer belt. Replace the transfer belt unit if it is
extremely dirty (see page 1-5-34).
Clean the contact glass and scanner mirror.
Causes
Check if the paper meets specifications, replace paper.
Replace the fuser unit (see page 1-5-36).
Causes
Replace the image scanning unit (see page 1-5-22).
Perform the drum refresh.
Check procedures/corrective measures
Check procedures/corrective measures
Check procedures/corrective measures
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