Toshiba e-STUDIO211 - White Banding (Right Angle) Troubleshooting

5
© 2009 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO181/211
TROUBLESHOOTING
5 - 31
10.White banding (at right angle with the feeding direction)
Fig. 5-11
Defective area Step Check items Prescription
Main charger 1 Is there a foreign matter on the
charger?
Remove the foreign matter.
2 Is the connector in proper contact
with the terminal?
Clean or adjust the terminal.
Drum 3 Is there any abnormality on the drum
surface?
Replace the drum.
Discharge LED 4 Does the discharge LED light
normally?
Replace the discharge LED or check
the harness and the circuit.
Developer unit 5 Is the developer sleeve rotating
normally?
Is there any abnormality on the
sleeve surface?
Check the drive system of the
developer unit, or clean the sleeve
surface.
Drive system 6 Are the drum and scanner jittering? Check each drive system.
High-voltage transformer
(Main charger / Developer
bias / Transfer charger)
7 Is the high-voltage transformer
output defective?
Adjust the output, or replace the
transformer.
Transfer charger 8 Is any foreign matter such as paper
shred sticking to the transfer charger
wire?
Remove the foreign matter from the
wire.
Feed system 9 Is the aligning amount proper? Adjust the aligning amount.
Feeding direction