Toshiba e-STUDIO350 Service Handbook page 564

20) Poor cleaning
Defective area Step
Developer material 1
Cleaner 2
3
Toner recovery 4
auger
Fuser unit 5
6
7
8
9
e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
Check items
Using the specified developer mate-
rial?
Is the blade in proper contact with
the drum?
Has the cleaning blade been turned
up?
Is the toner recovered normally?
Is the cleaning roller damaged or
has it reached its PM life?
Are there bubble-like scratches on
the fuser roller (125mm pitch on the
image)?
Has the fuser roller reached its PM
life?
Is the pressure of the fuser roller
normal?
Is the setting temperature of the
fuser roller normal?
5 - 128
Prescription
Use the specified developer material and
toner.
Check the blade.
Replace the blade.
Check and replace drum if necessary.
Clean the toner recovery auger.
Check the pressure of the cleaning blade.
Replace the roller.
Replace the fuser roller. Check and adjust
the temperature control circuit.
Replace it.
Check and adjust the mechanism.
Check the setting and correct it. 08-410:12
(200°C) 08-411:12 (200°C)
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