Samsung ML-5000A Service Manual page 30

Troubleshooting
4-2-10 White Spot
Is it regular
interval of 94mm?
YES
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.
4-2-11 Trembling at the End When OHP Printing
Recommended
OHP film used?
YES
Inserted over
than 10 films into
the MPF?
YES
When multi-page OHP printng,
less than 10 films are
guranteed. (Reduce the
number of films and re-insert
after Paper check LED is off)
4-10
NO Transfer
voltage is normal?
YES
D/R in developing unit has
the defect.
-> Replace the developer.
NO
Use the recommended film.
When OHP
NO printing, does the fan
temporarily stops
and revolves?
Other parts are touching the
fan and prevents it from
revolution.
-> Check and repair.
Too high voltage supplied
NO
due to the setting error of
transfer voltage.
-> Adjust/replace HVPS.
NO
Use the recommended film.
YES
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