Vertical Streaks - Brother DCP-8110DN Service Manual

Dirt on the back of paper
Step
1 Dirt on paper feed system
2 Dirt on the fuser unit

Vertical streaks

Step
Dirt on paper feed system
1
Earth wires or earth plate
2 attachment failure (not grounded
correctly)
3 Scratches or dirt on the heat unit
<User Check>
- This problem may disappear after printing multiple
sheets of paper.
- Replace the toner cartridge with a new one.
Cause
Replace the fuser unit.
<User Check>
- Clean inside the machine and the corona wire of the
drum unit.
- Return the corona wire cleaning tab to the [
- This problem may disappear after printing multiple
sheets of paper.
- Refer to the User's Guide to remove the dirt from the
exposure drum using a cotton applicator.
- Replace the drum unit with a new one.
- Replace the toner cartridge with a new one.
- Clean the eject pinch roller.
Cause
Replace the fuser unit.
Fig. 2-12
2-77
Remedy
Wipe off the dirt.
Remedy
Wipe off the dirt on the sections shown in
the illustration below.
Retighten the screws to secure the earth
wires or earth plate.
] position.
Confidential