Samsung SCX-5935FN - Abnormal Image Printing and Defective Roller

Alignment & Troubleshooting
Service Manual
4-13
Samsung Electronics
4.1.3 Abnormal Image Printing and Defective Roller
If abnormal image prints periodically, check the parts shown below.
No Roller Abnormal image period Kind of abnormal image
1 OPC Drum 75.5mm White spot, Block spot
2 Charge Roller 37.7mm Black spot
3 Supply Roller 44.9mm Horizontal density band
4 Develop Roller 35.2mm Horizontal density band
5 Transfer Roller 47.1mm Black side contamination/transfer fault
6 Heat Roller 77.8mm Black spot and fuser ghost
7 Pressure Roller1 62.8mm Black side contamination
8 Pressure Roller2 50.2mm Black side contamination
1
2
3
4
OPC Drum
Charge Roller
Supply Roller
Developing Roller
5
6
7
Transfer Roller
Heat Roller
Pressure Roller1
8
Pressure Roller2
1
2
3
4
5
6
7
8