FS-9120DN/9520DN
1-5-33
(13) Offset occurs.
(12) Paper creases. Causes
1. Paper curled.
2. Paper damp.
3. Defective pressure springs.
4. Defective separation.
5. Defective fans.
Causes Check procedures/corrective measures
1. Paper curled. Check the paper storage conditions.
2. Paper damp. Check the paper storage conditions.
3. Defective pressure springs. Replace the pressure springs.
4. Defective separation. Check the drum separation claws and heat roller separation claws.
5. Defective fans. Replace the fans.
Causes
1. Defective cleaning blade.
2. Defective fuser section.
Causes Check procedures/corrective measures
1. Defective cleaning blade. Replace the drum unit (see page 1-6-14).
2. Defective fuser section. Replace the heat roller and press roller (see page 1-6-19 and 21).
(14) Image is partly miss-
ing.
Causes
1. Paper damp.
2. Paper creased.
3. Drum condensation.
4. Flawed drum.
Causes Check procedures/corrective measures
1. Paper damp. Check the paper storage conditions.
2. Paper creased. Replace the paper.
3. Drum condensation. Perform the drum refresh operation.
4. Flawed drum. Perform the drum refresh operation. If the drum is flawed, replace
the drum unit.