Background Is Visible; A White Line Appears Longitudinally; A Black Line Appears Longitudinally - Kyocera KM-6030 Service Manual

(4) Background is visible.

Causes
1. Deteriorated toner.
2. Dirty main charger wire.
(5) A white line appears
longitudinally.
Causes
1. Foreign matter in the developing unit.
2. Flawed drum.
3. Dirty shading plate.
4. Dirty DP separation roller.
5. Foreign matter in the laser scanner unit.
6. Dirty CIS or CIS roller.
(6) A black line appears
longitudinally.
Causes
1. Dirty or flawed drum.
2. Deformed or worn cleaning blade.
3. Dirty contact glass.
4. Dirty scanner mirror.
5. Dirty upper and lower slit glass.
6. Dirty main charger wire.
7. Dirty or flawed press roller.
Causes
1. Deteriorated toner.
2. Dirty main charger wire.
Check procedures/corrective measures
Perform the drum refresh operation (see page 1-4-84).
Clean the wire or, if it is extremely dirty, replace it.
Causes
1. Foreign matter in the developing unit.
2. Flawed drum.
3. Dirty shading plate.
4. Dirty DP separation roller.
5. Foreign matter in the laser scanner unit.
6. Dirty CIS or CIS roller.
Check procedures/corrective measures
Check if the magnetic brush is formed uniformly. If not, replace the devel-
oper.
Replace the drum (see page 1-6-56).
Clean the shading plate.
Clean the DP separation roller.
Replace the laser scanner unit (see page 1-6-42).
Clean the CIS or CIS roller.
Causes
1. Dirty or flawed drum.
2. Deformed or worn cleaning blade.
3. Dirty contact glass.
4. Dirty scanner mirror.
5. Dirty upper and lower slit glass.
6. Dirty main charger wire.
7. Dirty or flawed press roller.
Check procedures/corrective measures
Clean the drum. If the drum is flawed, replace the drum
(see page 1-6-56).
Replace the cleaning blade.
Clean the contact glass.
Clean the scanner mirror.
Clean the upper and lower slit glass.
Clean the main charger wire or, if it is extremely dirty, replace it.
Clean the press roller.
2FB/2FC-2.0
1-5-51