Kyocera 300ci Service Manual page 285

(15) Image is partly missing.
Copy example
Paper damp.
Paper creased.
Drum condensation.
Dirty or flawed drum.
Dirty transfer belt.
Dirty transfer roller.
Dirt on the back surface of the contact
glass and scanner mirror.
(16) Fusing is poor.
Copy example
Wrong types of paper.
Flawed fuser belt (inner fuser unit).
Flawed fuser heater (inner fuser unit). Replace the fuser unit (see page 1-5-41).
(17) Image is out of focus.
Copy example
Defective ISU.
Drum condensation.
Causes
Causes
Causes
Check procedures/corrective measures
Check the paper storage conditions.
Change the paper.
Perform the drum refresh operation.
Perform the drum refresh operation.
If the drum is flawed, replace the drum unit (see page 1-5-
35).
Clean the transfer belt. Replace the transfer belt unit if it is
extremely dirty (see page 1-5-37).
Clean the transfer roller. Replace the transfer roller if it is
extremely dirty (see page 1-5-39).
Clean the contact glass and scanner mirror.
Check procedures/corrective measures
Check if the paper meets specifications. Replace paper.
Replace the fuser unit (see page 1-5-41).
Check procedures/corrective measures
Replace the ISU (see page 1-5-19).
Perform the drum refresh operation.
2JZ/2JX/2JV/2H7
1-4-67