e-STUDIO163/166/203/206
© 2005 - 2009 TOSHIBA TEC CORPORATION All rights reserved
TROUBLESHOOTING
5 - 30
10)White banding (at right angle with the feeding direction)
Fig. 5-10
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 nor-
mally?
Replace the discharge LED or check
the harness and the circuit.
Developer unit
5
Is the developer sleeve rotating nor-
mally?
Is there any abnormality on the
sleeve surface?
Check the drive system of the devel-
oper unit, or clean the sleeve sur-
face.
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 out-
put 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
Summary of Contents for e-STUDIO163
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