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e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A
ERROR CODE AND TROUBLESHOOTING
8 - 167
[C3D2] EPU board memory old parts detection error
[CE50] Temperature/humidity sensor abnormality
[CE90] Drum thermistor abnormal
Classification
Error content
Process related service call
EPU board memory old parts detection error
Check item
Measure
Process unit
EPU memory board
1. Check if the process unit is a new one. If it is a new one,
check the following:
2. Check if the process unit is properly installed, and check if
the connector pins that are connected to the equipment are
disconnected or have any abnormality such as deformation.
3. Check if the harness connected to the connector J451 on
the EPU board has any abnormality.
Parts to be replaced
Remark
EPU memory board
LGC board
Classification
Contents
Process related service call
Temperature/humidity sensor abnormality
Check Item
Result
Measure
Is the connector CN317 on the
LGC board or the connector of the
temperature/humidity sensor
disconnected?
Is the harness between the LGC
board and the temperature/
humidity sensor disconnected?
Yes
1. Connect the connector securely. Replace the
harness.
No
1. Replace the temperature/humidity sensor.
2. Replace the LGC board.
Replacement part
Remark
Temperature/humidity sensor
LGC board
Classification
Contents
Process related service call
Drum thermistor abnormal
Check Item
Measure
LGC board
Process unit
1. Check if there is any abnormality on the connector between
the equipment and the process unit.
2. Is the harness between the LGC board and the drawer
connector for process unit disconnected?
3. Is the harness inside of the process unit and the harness of
the drum thermistor disconnected?
4. Is the connector CN310 on the LGC board, or the connector
of the drum thermistor disconnected?
Replacement part
Remark
Drum thermistor
EPU memory board
LGC board