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e-STUDIO2555C/3055C/3555C/4555C/5055C
ERROR CODE AND TROUBLESHOOTING
8 - 291
8.5.9
Poor fusing
Fig.8-13
Cause/Section
Step
Check item
Measures
Electric
power/control
abnormal
1
Is the connector in proper contact
with the equipment?
Correct it.
2
Is the IH drive circuit (switching
power supply) working properly?
Replace the switching power supply.
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 connected with the
LGC board short circuited or open
circuited?
Replace the harness.
6
•
Is there any deformation to the
thermistors?
•
Are the thermistors contacted
with the fuser belt?
(Take out the thermistors from the
fuser belt, and then check that
there is recoil by spring force.)
Replace the thermistor.
Pressure
between fuser
belt and
pressure roller
improper
7
Is the pressure between the fuser
belt and pressure roller proper?
Check the pressure removal parts
and pressure mechanism.
Fuser belt
temperature
8
Is the temperature of fuser belt too
low?
Check/correct the setting value of
fuser belt temperature.
Clean or replace the thermistor.
Check/correct the related circuit.
Feeding direction
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