Samsung SF6500 Service Manual page 108

7-4-20 All Black Printed
Occured during
receiving.
Pattern test O.K ?
Does the trouble occur even
with another cartridge ?
Nomal voltage in HVPS ?
Its wiring harness O.K ?
Check the LSU unit and then replace
it if necessary.
Occured during
copying.
Pattern test O.K ?
Does the trouble occur even
with another cartridge ?
Nomal voltage in HVPS ?
Its wiring harness O.K ?
Check the LSU unit and then replace
it if necessary.
Samsung Electronics
N
Y
N
Y
N
Y
N
Y
N
Y
N
Y
Maintenance & Troubleshooting
Trouble on the remote fax machine.
Replace the cartridge.
Replace the HVPS or connect
the harness properly.
Check CIS and then replace
it if necessary.
Replace the cartridge.
Replace the HVPS or connect
the harness properly.
7-23