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(13) Paper creases.
Causes
1. Paper curled.
2. Paper damp.
3. Defective pressure nuts.
4. Defective separation.
(14) Offset occurs.
Causes
1. Defective cleaning blade.
2. Wrong types of paper.
3. The paper is not loaded correctly.
4. Defective fuser section.
5. Decrease of surface potential.
(15) Image is partly missing.
Causes
1. Paper damp.
2. Paper creased.
3. Drum condensation.
4. Flawed drum.
5. Flawed transfer belt.
6. Dirt on the back surface of the contact
glass and on the surface of the scanner
mirror.
1-5-54
Causes
1. Paper curled.
2. Paper damp.
3. Defective pressure nuts.
4. Defective separation.
Check procedures/corrective measures
Check the paper storage conditions.
Check the paper storage conditions.
Tighten the fuser pressure nuts.
Check the heat roller separation claws.
Causes
1. Defective cleaning blade.
2. Wrong types of paper.
3. The paper is not loaded correctly.
4. Defective fuser section.
5. Decrease of surface potential.
Check procedures/corrective measures
Replace the cleaning blade.
Check if the paper meets specifications.
Also check if the specifying the paper type of machine default is proper
(see page 1-4-80).
Load the paper correctly.
Check the heat roller and press roller.
Run the maintenance item U100 (see page 1-4-30).
If the problem is not solved, clean the main charger wire.
Causes
1. Paper damp.
2. Paper creased.
3. Drum condensation.
4. Flawed drum.
5. Flawed transfer belt.
6. Dirt on the back surface of the contact glass and on the surface of the scanner
mirror.
Check procedures/corrective measures
Check the paper storage conditions.
Replace the paper.
Clean the drum.
Replace the drum (see page 1-6-56).
Replace the transfer unit (see page 1-6-61).
Clean the contact glass and scanner mirror.
Service Manual
Y104350-7
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