Samsung Electronics
Service Manual
6-3
Troubleshooting
6.
2
.2 Vertical White Line
• Description
White vertical voids in the image.
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Check and Cause
Solution
1. 1. Contamination of the window or
internal lenses of LSU mirror.
2. Foreign object inside the toner cartridge
or low toner.
3. Foreign object, contamination or burr on
the edge of the toner cartridge window.
4. If the fuser is defective, voids occur
periodically at the top of a black image.
5. Contamination of the OPC drum.
1. Clean the LSU window with recommended
cleaner (IPA) Clean the window with a
clean cotton swab. If dirt is inside the LSU
– replace LSU.
2. Replace the toner cartridge.
3. Clean the exposure window.
4. Open the front cover and check the ribs
that correspond to the position of the
voids. Remove if found.
5. If the problems are not solved, replace
the toner cartridge.
Содержание SCX-4200 Series
Страница 17: ...Samsung Electronics Service Manual System Overview 3 2 3 1 2 Sensor ...
Страница 18: ...System Overview Samsung Electronics Service Manual 3 3 3 1 3 Control Panel ...
Страница 81: ...Service Manual Disassembly and Reassembly 5 24 Samsung Electronics ...
Страница 117: ...Service Manual Exploded Views Parts List 8 8 8 7 OPE Assembly Exploded View 0 1 2 3 4 5 6 7 8 10 9 10 10 ...