Toner Offset - Toshiba e-STUDIO2330C Service Manual

26.5.6

Toner offset

Toner offset (Shadow image appears approx. 173 mm behind the high density image.)
Cause/Section Step
Fuser unit 1 Is the pressure between the
fuser belt and pressure roller
proper?
2 Is there scratch on the fuser belt
or pressure roller surface?
3 Has the fuser belt or pressure
roller reached its PM life?
4 Is the fuser roller temperature
proper?
Paper 5 Is the paper type corresponding
to its mode?
6 Using recommended paper?
Developer 7 Is the specified developer used?
material
Scanner 8 Are the mirrors, original glass or
lens dirty?
Image quality 9 Is the control activated?
control
Density 10 Is the density too high?
Printer density 11 Check the density of printer
output image.
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Fig. 26-5
Check items
Check the pressure removal
parts and pressure mechanism.
Replace the fuser belt or the
pressure roller.
Replace the fuser belt or the
pressure roller.
Check and correct the control
circuit.
Use the proper type of paper or
select the proper mode.
Use the recommended paper.
Use the specified developer and
toner.
Clean them.
Check the image quality control
related codes.
Perform the forced performing of
image quality closed-loop control
(05-395) and then automatic
gamma adjustment.
Output the test patterns and
check them.
Color:
using 04-231 for each color
Black:
using 04-113
26 - 131
Black solid
Approx.
173 mm
Shadow image
Measures Remarks
When defects
occur, perform
the
corresponding
troubleshooting
procedures.
e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C
ERROR CODE AND TROUBLESHOOTING
26