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e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
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[CE50] Temperature/humidity sensor abnormality
[CE60] Drum thermistor-Y abnormality
[CE90] Drum thermistor-K abnormality
Check item
Measures
Image quality sensor (S23)
• Sensor check
• Connector check
• Harness check
IMG board
• Connector check (CN422)
• Harness check
SYS board
• Connector check (CN116, CN132, CN135)
• Harness check
HDD
• Format the HDD. ([5] + [C] + [POWER] ON -> [3] -> [2])
• Connector check
• Harness check
Replace parts
Remarks
HDD
SYS board
Classification
Error item
Image control related service call
The output value of this sensor is out of a specified range.
Check item
Measures
Temperature/humidity sensor (S12)
• Sensor check
(Perform the input check: 03-[ALL]OFF/[1], 03-[ALL]OFF/
[2])
• Connector check
• Harness check
LGC board
• Connector check (CN310)
• Harness check
Replace parts
Remarks
Temperature/humidity sensor
LGC board
Classification
Error item
Copy process related service call
The output value of the drum thermistor-Y is out of a specified
range. (CE60)
The output value of the drum thermistor-K is out of a specified
range. (CE90)
Check item
Measures
EPU tray (process unit)
• Connection check (05-2788)
• Connector check(CN551, CN553, CN556)
• Harness check