Specifications

8-9
Samsung Electronics
Troubleshooting
Service Manual
Cause Sequence of Treatment
Contamination or damage to rollers.
Measure distance between lines.
Laser Unit damaged
Damage or contemination of OPC drum
Refer to Table of Circumferences of Rollers.
- Mark in same position on every page.
Replace ITB Unit
Replace OPC Drum
- Mark every 75.36 mm
Replace T2 roller
- Mark every 29.28 mm
Replace Toner cartridge
Line repeats every 1~2 mm-
Replace the LSU Unit.
Random line spacing-
Replace the OPC Drum.
- Lateral Lines
Cause Sequence of Treatment
Contamination or damage to rollers.
Measure distance between lines.
Laser Unit damaged
Damage or contemination of OPC drum
Refer to Table of Circumferences of Rollers.
- Mark in same position on every page.
Replace ITB Unit
Replace OPC Drum
- Mark every 75.36 mm
Replace T2 roller
- Mark every 29.28 mm
Replace Toner cartridge
Line repeats every 1~2 mm-
Replace the LSU Unit.
Random line spacing-
Replace the OPC Drum.
- Regularly repeating image defect