Fuji Xerox DocuPrint 2050 Service Manual page 89

Chapter 3 Image Quality Troubleshooting
3.1 Image Troubleshooting
NOTE
Order
1 Vertical thin part, white streak Drum/toner cartridge life, uneven toner
2 Vertical stripe, partial thinness Dirty discharge conductor (PLATE DT SAW)
Cyclic dot-like or island-like
dirt
3
Cyclic horizontal streak,
horizontal line
4
5 Black vertical line
6 Brushed dirt
All black
7
8 Not printed
Haze-like thinness
9
Sands look scattered
Dirty paper back
10
3-4
The checkpoints against printing errors are as follows.
Phenomenon Checkpoint
Approx.95mm OPC Drum damage
cycle:
Approx.78mm FUSER ASSY CL CH Heat Roller
cycle: damage or dirty Pressure Roller
Approx.38mm Dirty ROLL ASSY REGI
cycle:
Approx.44mm, Dirty or damaged Developing Roller,
48mm,or 52mm dirty Charge Roller, or Drum/toner
cycle: cartridge error
Approx.55mm Dirty or damaged ROLL BTR
cycle:
Approx.72mm Dirty Pressure Roller
cycle:
Approx.44mm, Dirty or damaged Developing Roller,
48mm,or 52mm dirty Charge Roller, or Drum/toner
cycle: cartridge error
Approx.55mm Dirty ROLL BTR or defective Trans
cycle: Roller
Approx.95mm OPC drum damage or Drum/toner
cycle: cartridge error (cleaning error)
FUSER ASSY CL CH Heat Roller
Approx.78mm damage or dirty Pressure Roller
cycle:
Dirty FUSER ASSY CL CH or Drum/toner cartridge error
Drum/toner cartridge error (cleaning error)
High-voltage terminal or contact error
Scanner Assy error
ROS ASSY error
Condensation in Drum/toner cartridge
Dirty device inside
Dirty FUSER ASSY CL CH Roller
Dirty ROLL BTR (approx. 55mm cycle)