Toshiba e-STUDIO5540C Service Manual page 302

8.5.7 Toner offset
Toner offset (Shadow image appears approx. 188 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 belt temperature
proper?
Paper 5 Is the paper type
corresponding to its mode?
6 Using recommended paper?
Developer 7 Is the specified developer
material used?
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?
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Fig.8-14
Check item
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 (05-2742)
and then automatic gamma
adjustment.
8 - 301
Black solid
Approx.
188 mm
Shadow image
Measures Remarks
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
8