Kyocera TASKalfa 400ci - Fusing Is Poor; Image Is out of Focus; Image Is Partly Missing

2JZ/2JX/2JV/2H7
1-4-66
(15) Image is partly missing.
(16) Fusing is poor.
(17) Image is out of focus.
Copy example Causes Check procedures/corrective measures
Paper damp. Check the paper storage conditions.
Paper creased. Change the paper.
Drum condensation. Perform the drum refresh operation.
Dirty or flawed drum. Perform the drum refresh operation.
If the drum is flawed, replace the drum unit (see page 1-5-
35).
Dirty transfer belt. Clean the transfer belt. Replace the transfer belt unit if it is
extremely dirty (see page 1-5-37).
Dirty transfer roller. Clean the transfer roller. Replace the transfer roller if it is
extremely dirty (see page 1-5-39).
Dirt on the back surface of the contact
glass and scanner mirror.
Clean the contact glass and scanner mirror.
Copy example Causes Check procedures/corrective measures
Wrong types of paper. Check if the paper meets specifications. Replace paper.
Flawed fuser belt (inner fuser unit). Replace the fuser unit (see page 1-5-41).
Flawed fuser heater (inner fuser unit). Replace the fuser unit (see page 1-5-41).
Copy example Causes Check procedures/corrective measures
Defective ISU. Replace the ISU (see page 1-5-19).
Drum condensation. Perform the drum refresh operation.