Toner Offset - Toshiba e-STUDIO650 Service Handbook

(4) Toner offset

A p p r o x .
188mm
Toner offset (Shadow image appears approx. 188 mm toward the dark image.)
Defective area Step
Density 1
Fuser unit 2
3
4
5
6
7
8
9
10 Has the cleaning web reached its PM life?
11 Using the specified cleaning web?
12 Is there any trouble with the thermistor?
Paper 13 Has the appropriate paper mode been Select a proper mode.
14 Using the recommended paper?
Developer material 15 Using the specified developer
and toner
Scanner 16 Are the original glass (especially
JUNE 2002 © TOSHIBA TEC
Check Items
Is the density too high?
Is the pressurization of the fuser
roller normal?
Is the thermistor in contact with the
fuser roller?
Is there a scratch on the fuser roller surface? Replace the fuser roller.
Has the fuser roller reached its PM life? Replace the fuser roller.
Is the temperature of the fuser roller
normal?
Using the specified fuser roller and
the pressure roller?
Is the pressurization of cleaning web
normal?
Is the cleaning web transported
normally?
selected?
material and toner?
shading position), mirror and lens density?
5 - 111
Prescription
Adjust the density.
Check the pressure releasing parts
and pressurization mechanism.
Contact the thermistor with the fuser
roller.
Check the adjustment values of fuser
roller temperature?
°
08-410:12 (200 C)
°
08-411:12 (200 C)
Use the specified fuser roller and the
pressure roller.
Check the installation state of
cleaning web mechanism.
Check the drive system of the
cleaning web.
Check and correct setting (08-940)
Replace the cleaning web.
Use the specified cleaning web.
Clean or replace the thermistor.
Use the recommended paper.
Use the specified developer material
and toner.
Clean them.
e-STUDIO550/650/810 TROUBLESHOOTING
Remarks