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Parts to be replaced
Switching regulator
[C450] Thermistor abnormality during printing
Classification
Fuser unit related service call
Check item
1. Check the edge thermistor
2. Check the LGC board
3. Clear the status counter
Parts to be replaced
LGC board
[C4C0] Fuser unit new/old detection fuse abnormality
Classification
Fuser unit related service call
Check item
1. Check the fuser unit.
2. Check the PC board
Parts to be replaced
Fuser unit.
PC board
ES9160 MFP / ES9170 MFP
ERROR CODE AND TROUBLESHOOTING
Remark
Thermistor abnormality during printing
1. Check if the connector is disconnected.
2. Check if the edge thermistor is in contact with the surface of
the fuser roller properly.
3. Check if the harness of the edge thermistor is open
circuited.
1. Check if the connector CN308 is disconnected.
2. Check if the conductor pattern on the board is short circuited
or open circuited.
3. Replace the LGC board.
1. Change the current status counter value (08-2002) "6" to
"0".
Fuser unit new/old detection fuse abnormality
1. Are the connectors disconnected?
2. Are the harnesses open circuited?
3. Replace the fuser unit.
1. Are the connectors disconnected?
2. Are the harnesses short circuited or open circuited?
3. Replace the board.
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Error content
Measure
Remark
Error content
Measure
Remark
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