Toshiba e-STUDIO200L, Service Manual

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e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING June 2004 © TOSHIBA TEC
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9) White banding (in the feeding direction)
Fig. 5-9
Defective area Step Check items Prescription
Laser optical unit 1 Is there a foreign matter or stain on
the slit glass? Remove the foreign matter or stain.
Main charger grid 2 Is there a foreign matter or dew on
the charger grid? Remove the foreign matter.
Transfer charger wire 3 Is there any foreign matter or stain on
the transfer charger wire? Clean the transfer charger wire.
Developer unit 4 Is the developer material transported
properly? Remove the foreign matter if there is
any.
5 Is there a foreign matter or dew on
the drum seal? Remove the foreign matter or dew.
6 Is the upper drum seal of the devel-
oper unit in contact with the drum? Correct the position of the drum seal
or replace it.
Drum 7 Is there a foreign matter on the drum
surface? Replace the drum.
Transport path 8 Does the toner image contact with
any foreign matter before the paper
enters the fusing section after the
separation? Remove the foreign matter.
Discharge LED 9 Is any of the discharge LEDS off? Replace the discharge LED.
Scanner 10 Is there a foreign matter on the light
path? Remove the foreign matter.
11 Are the original glass (especially the
position of shading correction plate)
mirror and lens dirty? Clean them.
Cleaner 12 Is there any foreign matter, which
contacts the drum on the cleaner
stay? Remove the foreign matter.
Feeding direction