Service Manual
Alignment & Adjustments
4-24
Samsung Electronics
4.6 Abnormal Image Printing and Defective Roller
If a mark or other printing defect occurs at regular intervals down the page it may be caused by a damaged or
contaminated roller. Measure the repetition interval and refer to the table below to identify the roller concerned.
No
Roller
Abnormal image period
Kind of abnormal image
1
OPC Drum
94.30mm
White spot, Block spot
2
Charge Roller
38.30mm
Black spot
3
Supply Roller
43.80mm
Horizontal density band
4
Develop Roller
54.30mm
Horizontal density band
5
Transfer Roller
56.60mm
Black side contamination/transfer fault
6
Heat Roller
83.60mm
Black spot and fuser ghost
7
Pressure Roller
91.00mm
Black side contamination
SMPS
SMPS
LIU
LIU
Main Board+Engine Board
Main Board+Engine Board
Main Board+Engine Board
EMPTY
EMPTY SENSOR(MPF)
SENSOR(MPF)
EMPTY SENSOR(MPF)
FEED SENSOR
FEED SENSOR
FEED SENSOR
EMPTY
EMPTY SEN
SEN
EMPTY SEN
TONER UNIT
ONER UNIT
TONER UNIT
FTL
FTL
FTL
OPC UNIT
OPC UNIT
OPC UNIT
OPC UNIT
OPC UNIT
FUSER
MPF
EXIT
EXIT SENSOR
SENSOR
EXIT SENSOR
EXIT
EXIT SENSOR
SENSOR
BIN FULL SENSOR
EXIT
EXIT UNIT
UNIT
EXIT UNIT
TR
TR
OPC
DRUM
OPC
DRUM
FEEDER
FEEDER
FEEDER
PICKUP
PICKUP ROLL
ROLL
PICKUP ROLL
1
2
4
3
5
7
6
1
OPC Drum
2
Charge Roller
3
Supply Roller
4
Developing Roller
5
Transfer Roller
6
Heat Roller
7
Pressure Roller
Содержание SCX 6322DN - B/W Laser - All-in-One
Страница 124: ...Exploded View Parts List Samsung Electronics Service Manual 8 3 8 2 Housing Scanner 0 1 3 2 ...
Страница 151: ...Block diagram Service Manual 9 1 Samsung Electronics 9 9 9 Block Diagram 9 1 SCX 6122FN Block Diagram ...
Страница 152: ...Service Manual Block diagram 9 2 Samsung Electronics 9 2 SCX 6322DN Block Diagram ...
Страница 154: ...Service Manual Connection Diagram 10 2 10 2 SCX 6322DN Connection Diagram ...