Toshiba E-STUDIO4508A - 8.4.20 Poor cleaning

e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A © 2015 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 340
8.4.20 Poor cleaning
Fig.8-23
Defective area Step Check items Prescription
Developer material 1 Using the specified developer
material?
Use the specified developer material
and toner.
Cleaner 2 Is the cleaning blade in proper
contact with the drum?
Check the cleaning blade.
3 Has the cleaning blade been turned
up?
Replace the cleaning blade.
Check and replace drum if
necessary.
Toner recovery auger 4 Is the toner recovered normally? Clean the toner recovery auger.
Check the pressure of the cleaning
blade.
Check if the toner recovery auger is
rotated properly.
Fuser unit 5 Are there bubble-like scratches on
the fuser roller (94 mm pitch on the
image), (110mm: e-STUDIO356/456/
506 / e-STUDIO357/457/507)?
Replace the fuser roller. Check and
adjust the temperature control circuit.
6 Has the fuser roller reached its PM
life?
Replace the fuser roller.
7 Is the pressure of the fuser roller
normal?
Check and adjust the mechanism.
8 Is the setting temperature of the fuser
roller normal?
Check the setting and correct it.
08-2009, 2010, 2101, 2120, 2140
(08-5285: e-STUDIO356/456/506 / e-
STUDIO357/457/507)
Feeding direction