Maintenance & Troubleshooting
Samsung Electronics
7-18
N
Y
N
Y
N
Y
A
B
Is the transfer roller O.K ?
Does the trouble occur even with
another LSU unit ?
Does the trouble occur even
with another toner cartridge ?
Check the developer driver unit and
then replace it if necessary. See page 6-27.
Replace the toner cartridge.
Check the LSU unit and
then replace it if necessary.
Replace the transfer roller.
Replace the HVPS or connect the
harness properly.
Nomal voltage in HVPS ?
Its wiring harness O.K ?