Samsung SCX-6320F/XEC Service Manual page 106

A
Transfer
voltage OK? (on the
transfer roller
shaft)
YES
Developing
(-450V) and supplying
(-600V) voltage
are OK?
YES
Does the
counter indicate over
the toner's guaranty
life
YES
Replace the toner cartridge
Samsung Electronics
NO
Are the
connection terminal
and connection
correct?
Replace HVPS or repair defective component
NO
Is the connection
terminal OK?
Replace HVPS or repair
defective component
NO
NO
YES
NO
YES
Transfer roller might be out of its location
-> Locate the roller into its place
This could occurs when he power of LSU is low or
the density is low due to the obstacles on the window
-> Replace LSU or clean the window
Troubleshooting
Repair or replace terminal
Repair or replace terminal
Service Manual
7-9