Dirt On Paper; Wrinkles On Paper - Brother DCP-9055CDN Service Manual

3.5.4

Dirt on paper

<User Check>
- Check if the paper is loaded into the paper tray correctly.
- Turn back the paper loaded in the paper tray or change the orientation of the paper by 180°.
- Replace the toner cartridge with a new one.
- Replace the waste toner box with a new one.
- Replace the belt unit with a new one.
Step
1
2
3
4
3.5.5

Wrinkles on paper

<User Check>
- Check if the paper is loaded into the paper tray correctly.
- Turn back the paper loaded in the paper tray or change the orientation of the paper by 180°.
- Check if the thickness of the paper is 60 to 105 g/m
- Switch the envelope levers.
Step
1
Cause
Fuser unit dirty
Dirt in the paper feed system
Paper eject ASSY dirty
Waste toner sensor failure
Cause
Fuser unit failure
Clean the entrance of the fuser unit.
Clean the pressure roller.
Wipe dirt off.
Clean the paper eject ASSY.
Replace the waste toner sensor.
2 . (60 to 163 g/m
Replace the fuser unit.
2-109
Remedy
2 for the MP tray.)
Remedy
Confidential