6-19
Samsung Electronics
ALIGNMENT & ADJUSTMENTS
Service Manual
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
PI
CK
/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
Summary of Contents for Lazett Combo SCX-4216F
Page 3: ...Copyright c 2003 03...
Page 11: ...2 4 REFERENCE INFORMATION Samsung Electronics Service Manual 2 3 2 A4 2 Pattern...
Page 12: ...2 5 Samsung Electronics REFERENCE INFORMATION Service Manual 2 3 3 A4 IDC 5 Patten...
Page 13: ...2 6 REFERENCE INFORMATION Samsung Electronics Service Manual...
Page 21: ...3 8 Specifications Samsung Electronics Service Manual...
Page 82: ...6 20 ALIGNMENT ADJUSTMENTS Samsung Electronics Service Manual...
Page 133: ...8 24 EXPLODED VIEW PARTS LIST Samsung Electronics Service Manual...