Service manual

Troubleshooting
Samsung Electronics 4-31
Is it regular
interval of 95mm?
Obstacles stuck on OPC's
surface
-> Clean the OPC and
machine or replace
developer
When putting in/out the
developer, scratch is made
-> Replace the developer
Transfer
voltage is normal?
D/R in developing unit has
the defect
-> Replace the developer
Too high voltage supplied
due to the setting error of
transfer voltage
-> Adjust/replace HVPS
NO
NO
YES
YES
White Spot
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer