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e-STUDIO160/200/250 TROUBLESHOOTING 4 - 68 December 2002 TOSHIBA TEC
Step
1
2
3
4
5
6
7
Cause/Defect area
Paper
Laser scanner unit
Process unit
(main charger)
Process unit (developer)
Transfer charger unit
Measures
Change paper.
Avoid storing paper in damp place.
Remove foreign matter or dust with blower.
(Do not use a cloth.)
Clean charger wire.
Shake process unit horizontally to place toner
evenly.
Re-install transfer charger unit securely.
Clean transfer charger wire.
Replace process unit, transfer charger unit,
or laser scanner unit.
Check items
Paper in cassette or LCF damp?
Foreign matter or dust on lens?
Main charger wire stained?
Is toner put in process unit in an
unbalanced manner?
Transfer charger unit securely in-
stalled?
Transfer charger wire dirty?
If problem persists after measures
are applied, or there is no prob-
lem found in above check, follow
procedure described in right col-
umn.
(10) Uneven image density
Feeding direction