Samsung CLP 510N - Color Laser Printer, Service Manual

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8-8
Troubleshooting
Samsung Electronics
Service Manual
Cause Sequence of Treatment
If the of Toner Cartridge is bad
If the alignment betweem the OPC and ITB
Units is not carrect.
Uneven contact between OPC and ITB or
between ITB and T2 roller.
Check or replace the Toner Cartridge.
Re-install the OPC and ITB Units.
Re-install or replace the ITB Unit.
Check T2 roller, solenoid and cam operation.
- Deterioration of Printing Quality for Specific Color.
Cause Sequence of Treatment
Uneven contact between OPC and ITB or
between ITB and T2 roller.
Uneven color may occur when a toner
cartridge has just been installed.
Re-install or replace the ITB Unit.
Check T2 roller, solenoid and cam operation.
Make test printing a couple of times.
- Uneven Color Density
Cause Sequence of Treatment
Moisture or wet paper.
Creases in paper.
Fault occurs in Duplex Printing only.
Ensure paper is stored properly and is not damp.
Check paper storage conditions.
1) Creases : Replace the Guide Input.
2) Replace the Fuser Unit.
3) Check OPC, Drum, Toner Cartridge and ITB
Unit for contamination and replace as required.
Replace the Duplex Unit.
- Whited out area