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June 2005 © TOSHIBA TEC e-STUDIO281c/351c/451c TROUBLESHOOTING
5 - 105
5
8) Poor fusing
Fig.5-8
Toner offset (Shadow image appears approx. 173 mm behind the high density image.)
Cause/Section Step Check items Measures
IH electric
power/control
abnormal
1 Check if the connector contacts properly. Correct it.
2 Is the IH coil shorted or broken?
Is the IH control board normal?
Replace the IH coil or IH control board.
3 Are the connectors on the LGC board and
joint connectors connected properly?
Reconnect them.
4 Is the LGC board normal? Replace the LGC board.
5 Is the harness between the LGC board
and IH board short circuited or open cir-
cuited?
Replace the harness.
Pressure
between fuser
belt and pres-
sure roller
improper
6 Are the pressure springs working prop-
erly?
Check/adjust the pressure springs.
Fuser roller tem-
perature
7 Is the temperature of fuser roller too low? Check/correct the setting value of fuser
roller temperature.
Clean or replace the thermistors.
Check/correct the related circuit.
Developer mate-
rial and toner
8 Using the specified developer material
and toner?
Use the specified developer material and
toner.
Paper 9 Is the paper damp? Change the paper.
10 Is the paper type corresponding to its
mode?
Use the proper type of paper or select the
proper mode.
11 Using the recommended paper? Use the recommended paper.
Feeding direction