Maintenance & Troubleshooting
No
Roller
1
OPC Drum
2
Charge Roller
3
Supply Roller
4
Develope Roller
5
Transfer Roller
6
Heat Roller
7
Pressure Roller
7-8
Abnormal image period
96.2mm
37.7mm
31.3mm
46.1mm
47.1mm
56.4mm
56.5mm
Kind of abnormal image
White spot
Black spot
Horizontal density band
Horizontal density band
Black side contamination/transfer fault
Black spot, White spot
Black side contamination
Samsung Electronics