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e-STUDIO350/352/353/450/452/453
FUSER UNIT / PAPER EXIT SECTION
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(2) IH error
(2) IH error
Initial abnormality:
CPU (IH) abnormality is not cleared.
IH power voltage abnormality:
The input voltage becomes above 20% (approx.) or below 20% (approx.) of the rated voltage.
IGBT high temperature abnormality:
Overheating of IGBT or short- or open-circuit of IGBT temperature-detecting sensor.
IH circuit abnormality:
Abnormality in IH circuit
IH coil abnormality:
Temperature-detecting sensor in IH circuit is abnormal, or IH coil is open-circuited or wrongly in
-
stalled.
Checking timing Error content
Port input value
Error
code
Counter
H1ERR1 H1ERR2
Power ON Initial abnormality
L L C470 10
In warming up IH power voltage abnormality
L L C470 11
Detecting 40°C
IGBT high temperature abnormality
Continuous energization (15 sec.)
L H C480 12
IH circuit/coil abnormality
H H C490 13
In warming up
Detecting 40°C
During ready status
IH power voltage abnormality
L L C470 14
IGBT high temperature abnormality
Continuous energization (15 sec.)
L H C480 15
IH circuit/coil abnormality
H H C490 16
During ready status
During printing
At Energy Saving
Mode
IH power voltage abnormality
L L C470 17
IGBT high temperature abnormality
Continuous energization (15 sec.)
L H C480 18
IH circuit/coil abnormality
H H C490 19
Normal
H
L -
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