Samsung ML-2851ND/SEE Service Manual page 80

9) Ghost (1)
Description: Ghost occurs at 75.5 mm intervals of the OPC drum in the whole printing.
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
from toner particles between high voltage
terminal in the main body and the
by contamination from toner particles
between high voltage terminal in the main
3. The life of toner cartridge is expired.
4. Transfer roller lifetime(50K sheets)
Service Manual
Alignment & Troubleshooting
1. Bad contacts
caused by contamination
electrode of the Toner
cartridge.
2. Bad contacts caused
body and the one in the
HVPS board.
has expired.
Clean the terminals when
contaminated by toner particles.
Occur in the toner cartridge,
replace the toner cartridge and
try to print out.
Replace the engine board if not
solved by the above directions 1-2.
If not solved by the direction 3,
check the transfer roller lifetime
and replace it.
Continue..
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