Service manual

Troubleshooting
4-28
Samsung Electronics
Black Spot
Is it regular
interval of 38mm?
The problem occured
since the obstacles
stuck to charge roller
-> Clean the Charge Roller
and then reprint.
When taking
out the cartridge,
toner leaks?
Toner leaks and much
toner material dropped
onto the paper ->
Replace the developer
Bad image
removes by
scratching?
Check toner is stuck onto
the P/R or H/R in fuser
-> Clean it or replace
The problem
randomly occurred
due to the toner
fallen -> Clean the
machine
NO NO NO
YES
YES
YES
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer