C3451: Heat. Heater Trouble - Konica Minolta bizhub C250 Service Manual

Field Service Ver. 1.0 Jul. 2005
16.5.33

C3451: Heat. Heater Trouble

16.5.34 C3452: Press. Heater Trouble
16.5.35 C3751: Abnormal High Temp. (Heater)
16.5.36 C3752: Abnormal High Temp. (Press)
16.5.37 C3851: Abnormal Low Temp. (Heater)
16.5.38 C3852: Abnormal Low Temp. (Press)
Fusing Unit
Step
Check the Fusing Unit for correct installa-
1
tion (whether it is secured in position).
Check the Fusing Unit, PWB-M and PU1
2 for proper connection and correct or
change as necessary.
3 Change Fusing Unit
4 Change PWB-M
5 Change PU1
16.5.39 C3461: Fusing Unit New Article Release
Fusing Unit
Step
Check the Fusing Unit for correct installa-
1
tion (whether it is secured in position).
Check the Fusing Unit, PWB-M for proper
2 connection and correct or change as nec-
essary.
3 Reinstall Fusing Unit
4 Change Fusing Unit
5 Change PWB-M
Relevant Electrical Parts
Action
Relevant Electrical Parts
Action
DC Power Supply (PU1)
Mechanical Control Board (PWB-M)
WIRING DIAGRAM
Control Signal
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—
—
—
—
Mechanical Control Board (PWB-M)
WIRING DIAGRAM
Control Signal
—
—
—
—
—
16. Malfunction code
Location (Electri-
cal Component)
—
—
—
—
—
Location (Electri-
cal Component)
—
—
—
—
—
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