Samsung SCX-4216F - Abnormal Image Printing and Defective Roller

6-20
ALIGNMENT & ADJUSTMENTS
Service Manual
June 2003 WorkCentre PE16
6.9 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 37.0mm Horizontal density band
4 Develop Roller 35.2mm Horizontal density band
5 Transfer Roller 45.3mm Black side contamination/transfer fault
6 Heat Roller 66.3mm Black spot and fuser ghost
7 Pressure Roller 75.5mm Black side contamination
PTL
P
I
C
K
/
R
PR
CR
DR
SR
TR FR
OPC
L S U
Fuser
Toner Cartridge
MP Sensor
1
2
3
4
OPC Drum
Charge Roller
Supply Roller
Developing Roller
5
6
7
Transfer Roller
Heat Roller
Pressure Roller